第1章

类别:其他 作者:Fabre Jean-Henri字数:30563更新时间:18/12/20 10:13:44
CHAPTER1。THEPOMPILI。(ThisessayshouldbereadinconjunctionwiththatontheBlack-belliedTarantula。Cf。“TheLifeoftheSpider,“byJ。HenriFabre,translatedbyAlexanderTeixeiradeMattos:chapter1——Translator\'sNote。) TheAmmophila\'scaterpillar(Cf。“TheHuntingWasps,“byJ。HenriFabre,translatedbyAlexanderTeixeiradeMattos:chapters13and18to20;andChapter11ofthepresentvolume——Translator\'sNote。),theBembex(Cf。 idem:chapter14——Translator\'sNote。),Gad-fly,theCerceris(Cf。idem: chapters1to3——Translator\'sNote。),Buprestis(ABeetleusuallyremarkableforherbrilliantcolouring。Cf。idem:chapter1——Translator\'sNote。)andWeevil,theSphex(Cf。idem:chapter4to10——Translator\'sNote。),Locust,CricketandEphippiger(Cf。“TheLifeoftheGrasshopper,“ byJ。HenriFabre,translatedbyAlexanderTeixeiradeMattos:chapters13 and14——Translator\'sNote。):alltheseinoffensivepeaceablevictimsarelikethesillySheepofourslaughter-houses;theyallowthemselvestobeoperateduponbytheparalyser,submittingstupidly,withoutofferingmuchresistance。Themandiblesgape,thelegskickandprotest,thebodywrigglesandtwists;andthatisall。Theyhavenoweaponscapableofcontendingwiththeassassin\'sdagger。Ishouldliketoseethehuntressgrapplingwithanimposingadversary,oneascraftyasherself,anexpertlayerofambushesand,likeher,bearingapoisoneddirk。Ishouldliketoseethebanditarmedwithherstilettoconfrontedbyanotherbanditequallyfamiliarwiththeuseofthatweapon。Issuchaduelpossible?Yes,itisquitepossibleandevenquitecommon。OntheonehandwehavethePompili,theprotagonistswhoarealwaysvictorious;ontheotherhandwehavetheSpiders,theprotagonistswhoarealwaysoverthrown。 Whothathasdivertedhimself,howeverlittle,withthestudyofinsectsdoesnotknowthePompili?Againstoldwalls,atthefootofthebanksbesideunfrequentedfootpaths,inthestubbleaftertheharvest,inthetanglesofdrygrass,wherevertheSpiderspreadshernets,whohasnotseenthembusilyatwork,nowrunninghitherandthither,atrandom,theirwingsraisedandquiveringabovetheirbacks,nowmovingfromplacetoplaceinflightslongorshort?Theyarehuntingforaquarrywhichmighteasilyturnthetablesanditselfpreyuponthetrapperlyinginwaitforit。 ThePompilifeedtheirlarvaesolelyonSpiders;andtheSpidersfeedonanyinsect,commensuratewiththeirsize,thatiscaughtintheirnets。 Whilethefirstpossessasting,thesecondhavetwopoisonedfangs。Oftentheirstrengthisequallymatched;indeedtheadvantageisnotseldomontheSpider\'sside。TheWasphasherrusesofwar,hercunninglypremeditatedstrokes:theSpiderhasherwilesandhersettraps;thefirsthastheadvantageofgreatrapidityofmovement,whilethesecondisabletorelyuponherperfidiousweb;theonehasastingwhichcontrivestopenetratetheexactpointtocauseparalysis,theotherhasfangswhichbitethebackoftheneckanddealsuddendeath。Wefindtheparalyserontheonehandandtheslaughtererontheother。Whichofthetwowillbecometheother\'sprey? Ifweconsideronlytherelativestrengthoftheadversaries,thepoweroftheirweapons,thevirulenceoftheirpoisonsandtheirdifferentmodesofaction,thescalewouldveryoftenbeweightedinfavouroftheSpider。 SincethePompilusalwaysemergesvictoriousfromthiscontest,whichappearstobefullofperilforher,shemusthaveaspecialmethod,ofwhichIwouldfainlearnthesecret。 Inourpartofthecountry,themostpowerfulandcourageousSpider- huntressistheRingedPompilus(Calicurgusannulatus,FAB。),cladinblackandyellow。Shestandshighonherlegs;andherwingshaveblacktips,therestbeingyellow,asthoughexposedtosmoke,likeabloater。HersizeisaboutthatoftheHornet(Vespacrabro)。Sheisrare。Iseethreeorfourofherinthecourseoftheyear;andIneverfailtohaltinthepresenceoftheproudinsect,rapidlystridingthroughthedustofthefieldswhenthedog-daysarrive。Itsaudaciousair,itsuncouthgait,itswar-likebearinglongmademesuspectthattoobtainitspreyithadtomakesomeimpossible,terrible,unspeakablecapture。Andmyguesswascorrect。BydintofwaitingandwatchingIbeheldthatvictim;Isawitinthehuntress\'mandibles。ItistheBlack-belliedTarantula,theterribleSpiderwhoslaysaCarpenter-beeoraBumble-beeoutrightwithonestrokeofherweapon;theSpiderwhokillsaSparroworaMole;theformidablecreaturewhosebitewouldperhapsnotbewithoutdangertoourselves。Yes,thisisthebilloffarewhichtheproudPompilusprovidesforherlarva。 Thisspectacle,oneofthemoststrikingwithwhichtheHuntingWaspshaveeverprovidedme,hasasyetbeenofferedtomyeyesbutonce;andthatwasclosebesidemyruralhome,inthefamouslaboratoryoftheharmas。(Theenclosedpieceofwastelandonwhichtheauthorstudiedhisinsectsintheirnativestate。Cf。“TheLifeoftheFly,“byJ。HenriFabre,translatedbyAlexanderTeixeiradeMattos:chapter1——Translator\'sNote。) Icanstillseetheintrepidpoacherdraggingbytheleg,atthefootofawall,themonstrousprizewhichshehadjustsecured,doubtlessatnogreatdistance。Atthebaseofthewallwasahole,anaccidentalchinkbetweensomeofthestones。TheWaspinspectedthecavern,notforthefirsttime: shehadalreadyreconnoitreditandthepremiseshadsatisfiedher。Theprey,deprivedofthepowerofmovement,waswaitingsomewhere,Iknownotwhere;andthehuntresshadgonebacktofetchitandstoreitaway。ItwasatthismomentthatImether。ThePompilusgavealastglanceatthecave,removedafewsmallfragmentsofloosemortar;andwiththatherpreparationswerecompleted。TheLycosa(TheSpiderinquestionisknownindifferentlyastheBlack-belliedTarantulaandtheNarbonneLycosa—— Translator\'sNote。)wasintroduced,draggedalong,bellyupwards,byoneleg。Ididnotinterfere。PresentlytheWaspreappearedonthesurfaceandcarelesslypushedinfrontoftheholethebitsofmortarwhichshehadjustextractedfromit。Thensheflewaway。Itwasallover。Theeggwaslaid;theinsecthadfinishedforbetterorforworse;andIwasabletoproceedwithmyexaminationoftheburrowanditscontents。 ThePompilushasdonenodigging。Itisreallyanaccidentalholewithspaciouswindingpassages,theresultofthemason\'snegligenceandnotoftheWasp\'sindustry。Theclosingofthecavityisquiteasroughandsummary。Afewcrumbsofmortar,heapedupbeforethedoorway,formabarricaderatherthanadoor。Amightyhuntermakesapoorarchitect。TheTarantula\'smurderessdoesnotknowhowtodigacellforherlarva;shedoesnotknowhowtofilluptheentrancebysweepingdustintoit。Thefirstholeencounteredatthefootofawallcontentsher,providedthatitberoomyenough;alittleheapofrubbishwilldoforadoor。Nothingcouldbemoreexpeditious。 Iwithdrawthegamefromthehole。TheeggisstucktotheSpider,nearthebeginningofthebelly。Aclumsymovementonmypartmakesitfalloffatthemomentofextraction。Itisallover:thethingwillnothatch;Ishallnotbeabletoobservethedevelopmentofthelarva。TheTarantulaliesmotionless,flexibleasinlife,withnotatraceofawound。Inshort,wehaveherelifewithoutmovement。Fromtimetotimethetipsofthetarsiquiveralittle;andthatisall。Accustomedofoldtothesedeceptivecorpses,Icanseeinmymind\'seyewhathashappened:theSpiderhasbeenstungintheregionofthethorax,nodoubtonceonly,inviewoftheconcentrationofhernervoussystem。Iplacethevictiminaboxinwhichitretainsallthepliancyandallthefreshnessoflifefromthe2ndofAugusttothe20thofSeptember,thatistosay,forsevenweeks。Thesemiraclesarefamiliartous(Cf。“TheHuntingWasps“:passim——Translator\'sNote。);thereisnoneedtolingeroverthemhere。 Themostimportantmatterhasescapedme。WhatIwanted,whatIstillwanttoseeisthePompilusengagedinmortalcombatwiththeLycosa。Whataduel,inwhichthecunningoftheonehastoovercometheterribleweaponsoftheother!DoestheWaspentertheburrowtosurprisetheTarantulaatthebottomofherlair?Suchtemeritywouldbefataltoher。WherethebigBumble-beediesaninstantdeath,theaudaciousvisitorwouldperishthemomentsheentered。Isnottheotherthere,facingher,readytosnapatthebackofherhead,inflictingawoundwhichwouldresultinsuddendeath?No,thePompilusdoesnotentertheSpider\'sparlour,thatisobvious。DoesshesurprisetheSpideroutsideherfortress?ButtheLycosaisastay-at-homeanimal;Idonotseeherstrayingabroadduringthesummer。Later,intheautumn,whenthePompilihavedisappeared,Shewandersabout;turninggipsy,shetakestheopenairwithhernumerousfamily,whichshecarriesonherback。Apartfromthesematernalstrolls,shedoesnotappeartometoleavehercastle;andthePompilus,Ishouldthink,hasnogreatchanceofmeetingheroutside。Theproblem,weperceive,isbecomingcomplicated:thehuntresscannotmakeherwayintotheburrow,whereshewouldrisksuddendeath;andtheSpider\'ssedentaryhabitsmakeanencounteroutsidetheburrowimprobable。Hereisariddlewhichwouldbeinterestingtodecipher。LetusendeavourtodosobyobservingotherSpider-hunters;analogywillenableustodrawaconclusion。 IhaveoftenwatchedPompiliofeveryspeciesontheirhunting-expeditions,butIhaveneversurprisedthementeringtheSpider\'slodgingwhenthelatterwasathome。Whetherthislodgingbeafunnelplungingitsneckintoaholeinsomewall,anawningstretchedamidthestubble,atentmodelledupontheArab\'s,asheathformedofafewleavesboundtogether,oranetwithaguard-roomattached,whenevertheownerisindoorsthesuspiciousPompilusholdsaloof。Whenthedwellingisvacant,itisanothermatter: theWaspmoveswitharroganteaseoverthosewebs,springesandcablesinwhichsomanyotherinsectswouldremainensnared。Thesilkenthreadsdonotseemtohaveanyholduponher。Whatisshedoing,exploringthoseemptywebs?SheiswatchingtoseewhatishappeningontheadjacentwebswheretheSpiderisambushed。ThePompilusthereforefeelsaninsuperablereluctancetomakestraightfortheSpiderwhenthelatterisathomeinthemidstofhersnares。Andsheisright,ahundredtimesover。IftheTarantulaunderstandsthepracticeofthedagger-thrustintheneck,whichisimmediatelyfatal,theothercannotbeunacquaintedwithit。WoethentotheimprudentWaspwhopresentsherselfuponthethresholdofaSpiderofapproximatelyequalstrength! OfthevariousinstanceswhichIhavecollectedofthiscautiousreserveontheSpider-huntress\'partIwillconfinemyselftothefollowing,whichwillbesufficienttoprovemypoint。Byjoining,withsilkenstrands,thethreefolioleswhichformtheleafofVirgil\'scytisus,aSpiderhasbuiltherselfagreenarbour,ahorizontalsheath,openateitherend。AquestingPompiluscomesuponthescene,findsthegametoherlikingandpopsinherheadattheentranceofthecell。TheSpiderimmediatelyretreatstotheotherend。ThehuntressgoesroundtheSpider\'sdwellingandreappearsattheotherdoor。AgaintheSpiderretreats,returningtothefirstentrance。 TheWaspalsoreturnstoit,butalwaysbytheoutside。Scarcelyhasshedoneso,whentheSpiderrushesfortheoppositeopening;andsoonforfullyaquarterofanhour,bothofthemcomingandgoingfromoneendofthecylindertotheother,theSpiderinsideandthePompilusoutside。 Thequarrywasavaluableone,itseems,sincetheWasppersistedforalongtimeinherattempts,whichwereinvariablydefeated;however,thehuntresshadtoabandonthem,baffledbythisperpetualrunningtoandfro。 ThePompilusmadeoff;andtheSpider,oncemoreonthewatch,patientlyawaitedtheheedlessMidges。WhatshouldtheWasphavedonetocapturethismuch-covetedgame?Sheshouldhaveenteredtheverdantcylinder,theSpider\'sdwelling,andpursuedtheSpiderdirect,inherownhouse,insteadofremainingoutside,goingfromonedoortotheother。Withsuchswiftnessanddexterityashers,itseemedtomeimpossiblethatthestrokeshouldfail:thequarrymovedclumsily,alittlesideways,likeaCrab。Ijudgedittobeaneasymatter;thePompilusthoughtithighlydangerous。To-dayI amofheropinion:ifshehadenteredtheleafytube,themistressofthehousewouldhaveoperatedonherneckandthehuntresswouldhavebecomethequarry。 YearspassedandtheparalyseroftheSpidersstillrefusedtorevealhersecret;Iwasbadlyservedbycircumstances,couldfindnoleisure,wasabsorbedinunrelentingpreoccupations。Atlength,duringmylastyearatOrange,thelightdawneduponme。Mygardenwasenclosedbyanoldwall,blackenedandruinedbytime,where,inthechinksbetweenthestones,livedapopulationofSpiders,representedmoreparticularlybySegestriaperfidia。ThisisthecommonBlackSpider,orCellarSpider。Sheisdeepblackallover,exceptingthemandibles,whichareasplendidmetallicgreen。Hertwopoisoneddaggerslooklikeaproductofthemetal-worker\'sart,likethefinestbronze。Inanymassofabandonedmasonrythereisnotaquietcorner,notaholethesizeofone\'sfinger,inwhichtheSegestriadoesnotsetuphouse。Herwebisawidelyflaringfunnel,whoseopenend,atmostaspanacross,liesspreaduponthesurfaceofthewall,whereitisheldinplacebyradiatingthreads。Thisconicalsurfaceiscontinuedbyatubewhichrunsintoaholeinthewall。Attheendisthedining-roomtowhichtheSpiderretirestodevourathereasehercapturedprey。 Withhertwohind-legsstuckintothetubetoobtainapurchaseandthesixothersspreadaroundtheorifice,thebettertoperceiveoneverysidethequiverwhichgivesthesignalofacapture,theSegestriawaitsmotionless,attheentranceofherfunnel,foraninsecttobecomeentangledinthesnare。LargeFlies,Drone-flies,dizzilygrazingsomethreadofthesnarewiththeirwings,areherusualvictims。AtthefirstflutterofthenettedFly,theSpiderrunsorevenleapsforward,butsheisnowsecuredbyacordwhichescapesfromthespinneretsandwhichhasitsendfastenedtothesilkentube。Thispreventsherfromfallingasshedartsalongaverticalsurface。Bittenatthebackofthehead,theDrone-flyisdeadinamoment;andtheSegestriacarrieshimintoherlair。 Thankstothismethodandthesehunting-appliances——anambushatthebottomofasilkenwhirlpool,radiatingsnares,alife-linewhichholdsherfrombehindandallowshertotakeasuddenrushwithoutriskingafall——theSegestriaisabletocatchgamelessinoffensivethantheDrone-fly。A CommonWasp,theytellme,doesnotdaunther。ThoughIhavenottestedthis,Ireadilybelieveit,forIwellknowtheSpider\'sboldness。 Thisboldnessisreinforcedbytheactivityofthevenom。ItisenoughtohaveseentheSegestriacapturesomelargeFlytobeconvincedoftheoverwhelmingeffectofherfangsupontheinsectsbittenintheneck。ThedeathoftheDrone-fly,entangledinthesilkenfunnel,isreproducedbythesuddendeathoftheBumble-beeonenteringtheTarantula\'sburrow。Weknowtheeffectofthepoisononman,thankstoAntoineDuges\' investigations。(AntoineLouisDuges(1797-1838),aFrenchphysicianandphysiologist,authorofa“Traitedephysiologiecompareedel\'hommeetdesanimaux“andotherscientificworks——Translator\'sNote。)Letuslistentothebraveexperimenter: “ThetreacherousSegestria,orGreatCellarSpider,reputedpoisonousinourpartofthecountry,waschosenfortheprincipalsubjectofourexperiments。Shewasthree-quartersofaninchlong,measuredfromthemandiblestothespinnerets。Takingherinmyfingersfrombehind,bythelegs,whichwerefoldedandgatheredtogether(thisisthewaytocatchholdofliveSpiders,ifyouwouldavoidtheirbiteandmasterthemwithoutmutilatingthem),Iplacedheronvariousobjectsandonmyclothes,withouthermanifestingtheleastdesiretodoanyharm;buthardlywasshelaidonthebareskinofmyfore-armwhensheseizedafoldoftheepidermisinherpowerfulmandibles,whichareofametallicgreen,anddroveherfangsdeepintoit。Forafewmomentssheremainedhanging,althoughleftfree;thenshereleasedherself,fellandfled,leavingtwotinywounds,asixthofaninchapart,red,buthardlybleeding,withaslightextravasationroundtheedgeandresemblingthewoundsproducedbyalargepin。 “Atthemomentofthebite,thesensationwassharpenoughtodeservethenameofpain;andthiscontinuedforfiveorsixminutesmore,butnotsoforcibly。Imightcompareitwiththesensationproducedbythestinging- nettle。Awhitishtumefactionalmostimmediatelysurroundedthetwopricks; andthecircumference,withinaradiusofaboutaninch,wascolouredanerysipelasred,accompaniedbyaveryslightswelling。Inanhourandahalf,ithadalldisappeared,exceptthemarkofthepricks,whichpersistedforseveraldays,asanyothersmallwoundwouldhavedone。ThiswasinSeptember,inrathercoolweather。Perhapsthesymptomswouldhavedisplayedsomewhatgreaterseverityatawarmerseason。“ Withoutbeingserious,theeffectoftheSegestria\'spoisonisplainlymarked。Astingcausingsharppainandswelling,withtherednessoferysipelas,isnotriflingmatter。WhileDuges\'experimentreassuresusinsofarasweourselvesareconcerned,itisnonethelessthefactthattheCellarSpider\'spoisonisaterriblethingforinsects,whetherbecauseofthesmallsizeofthevictim,orbecauseitactswithspecialefficacyuponanorganizationwhichdifferswidelyfromourown。OnePompilus,thoughgreatlyinferiortotheSegestriainsizeandstrength,neverthelessmakeswarupontheBlackSpiderandsucceedsinoverpoweringthisformidablequarry。ThisisPompilusapicalis,VANDERLIND,whoishardlylargerthantheHive-bee,butverymuchslenderer。Sheisofauniformblack;herwingsareacloudybrown,withtransparenttips。LetusfollowherinherexpeditionstotheoldwallinhabitedbytheSegestria:wewilltrackherforwholeafternoonsduringtheJulyheats;andwewillarmourselveswithpatience,fortheperilouscaptureofthegamemusttaketheWaspalongtime。 TheSpider-huntressexploresthewallminutely;sheruns,leapsandflies; shecomesandgoes,flittingtoandfro。Theantennaequiver;thewings,raisedabovetheback,continuallybeatoneagainsttheother。Ah,heresheis,closetoaSegestria\'sfunnel!TheSpider,whohashithertoremainedinvisible,instantlyappearsattheentrancetothetube;shespreadshersixfore-legsoutside,readytoreceivethehuntress。Farfromfleeingbeforetheterribleapparition,shewatchesthewatcher,fullypreparedtopreyuponherenemy。BeforethisintrepiddemeanourthePompilusdrawsback。Sheexaminesthecovetedgame,walksrounditforamoment,thengoesawaywithoutattemptinganything。Whenshehasgone,theSegestriaretiresindoors,backwards。ForthesecondtimetheWasppassesnearaninhabitedfunnel。TheSpideronthelookoutatonceshowsherselfonthethresholdofherdwelling,halfoutofhertube,readyfordefenceandperhapsalsoforattack。ThePompilusmovesawayandtheSegestriareentershertube。A freshalarm:thePompilusreturns;anotherthreateningdemonstrationonthepartoftheSpider。Herneighbour,alittlelater,doesbetterthanthis: whilethehuntressisprowlingaboutintheneighbourhoodofthefunnel,shesuddenlyleapsoutofthetube,withthelifelinewhichwillsaveherfromfalling,shouldshemissherfooting,attachedtoherspinnerets;sherushesforwardandhurlsherselfinfrontofthePompilus,atadistanceofsomeeightinchesfromherburrow。TheWasp,asthoughterrified,immediatelydecamps;andtheSegestrianolesssuddenlyretreatsindoors。 Here,wemustadmit,isastrangequarry:itdoesnothide,butiseagertoshowitself;itdoesnotrunaway,butflingsitselfinfrontofthehunter。Ifourobservationsweretoceasehere,couldwesaywhichofthetwoisthehunterandwhichthehunted?ShouldwenotfeelsorryfortheimprudentPompilus?Letathreadofthetrapentangleherleg;anditisallupwithher。Theotherwillbethere,stabbingherinthethroat。WhatthenisthemethodwhichsheemploysagainsttheSegestria,alwaysonthealert,readyfordefence,audacioustothepointofaggression?ShallI surprisethereaderifItellhimthatthisproblemfilledmewiththemosteagerinterest,thatitheldmeforweeksincontemplationbeforethatcheerlesswall?Nevertheless,mytalewillbeashortone。 OnseveraloccasionsIseethePompilussuddenlyflingherselfononeoftheSpider\'slegs,seizeitwithhermandiblesandendeavourtodrawtheanimalfromitstube。Itisasuddenrush,asurpriseattack,tooquicktopermittheSpidertoparryit。Fortunately,thelatter\'stwohind-legsarefirmlyhookedtothedwelling;andtheSegestriaescapeswithajerk,fortheother,havingdeliveredhershockattack,hastenstoreleaseherhold; ifshepersisted,theaffairmightendbadlyforher。Havingfailedinthisassault,theWasprepeatstheprocedureatotherfunnels;shewillevenreturntothefirstwhenthealarmissomewhatassuaged。Stillhoppingandfluttering,sheprowlsaroundthemouth,whencetheSegestriawatchesher,withherlegsoutspread。Shewaitsforthepropitiousmoment;sheleapsforward,seizesaleg,tugsatitandspringsoutofreach。Moreoftenthannot,theSpiderholdsfast;sometimessheisdraggedoutofthetube,toadistanceofafewinches,butimmediatelyreturns,nodoubtwiththeaidofherunbrokenlifeline。 ThePompilus\'intentionisplain:shewantstoejecttheSpiderfromherfortressandflinghersomedistanceaway。Somuchperseveranceleadstosuccess。Thistimeallgoeswell:withavigorousandwell-timedtugtheWasphaspulledtheSegestriaoutandatonceletsherdroptotheground。 Bewilderedbyherfallandevenmoredemoralizedbybeingwrestedfromherambush,theSpiderisnolongertheboldadversarythatshewas。Shedrawsherlegstogetherandcowersintoadepressioninthesoil。Thehuntressisthereontheinstanttooperateontheevictedanimal。Ihavebarelytimetodrawneartowatchthetragedywhenthevictimisparalysedbyathrustofthestinginthethorax。 Hereatlast,inallitsMachiavelliancunning,istheshrewdmethodofthePompilus。ShewouldberiskingherlifeifsheattackedtheSegestriainherhome;theWaspissoconvincedofitthatshetakesgoodcarenottocommitthisimprudence;butsheknowsalsothat,oncedislodgedfromherdwelling,theSpiderisastimid,ascowardlyasshewasboldatthecentreofherfunnel。Thewholepointofhertactics,therefore,liesindislodgingthecreature。Thisdone,therestisnothing。 TheTarantula-huntressmustbehaveinthesamemanner。Enlightenedbyherkinswoman,Pompilusapicalis,mymindpicturesherwanderingstealthilyaroundtheLycosa\'srampart。TheLycosahurriesupfromthebottomofherburrow,believingthatavictimisapproaching;sheascendsherverticaltube,spreadingherfore-legsoutside,readytoleap。ButitistheRingedPompiluswholeaps,seizesaleg,tugsandhurlstheLycosafromherburrow。TheSpiderishenceforthacravenvictim,whowillletherselfbestabbedwithoutdreamingofemployinghervenomousfangs。Herecrafttriumphsoverstrength;andthiscraftisnotinferiortomine,when,wishingtocapturetheTarantula,ImakeherbiteaspikeofgrasswhichI dipintotheburrow,leadhergentlytothesurfaceandthenwithasuddenjerkthrowheroutside。FortheentomologistasforthePompilus,theessentialthingistomaketheSpiderleaveherstronghold。Afterthisthereisnodifficultyincatchingher,thankstotheutterbewildermentoftheevictedanimal。 TwocontrastingpointsimpressmeinthefactswhichIhavejustsetforth: theshrewdnessofthePompilusandthefollyoftheSpider。IwilladmitthattheWaspmaygraduallyhaveacquired,asbeinghighlybeneficialtoherposterity,theinstinctbywhichshefirstofallsojudiciouslydragsthevictimfromitsrefuge,inordertheretoparalyseitwithoutincurringdanger,providedthatyouwillexplainwhytheSegestria,possessinganintellectnolessgiftedthanthatofthePompilus,doesnotyetknowhowtocounteractthetrickofwhichshehassolongbeenthevictim。WhatwouldtheBlackSpiderneedtodotoescapeherexterminator?Practicallynothing:itwouldbeenoughforhertowithdrawintohertube,insteadofcominguptopostherselfattheentrance,likeasentry,whenevertheenemyisintheneighbourhood。Itisverybraveofher,Iagree,butalsoveryrisky。ThePompiluswillpounceupononeofthelegsspreadoutsidetheburrowfordefenceandattack;andthebesiegedSpiderwillperish,betrayedbyherownboldness。Thispostureisexcellentwhenwaitingforprey。ButtheWaspisnotaquarry;sheisanenemyandoneofthemostdreadedofenemies。TheSpiderknowsthis。AtthesightoftheWasp,insteadofplacingherselffearlesslybutfoolishlyonherthreshold,whydoesshenotretreatintoherfortress,wheretheotherwouldnotattackher?Theaccumulatedexperienceofgenerationsshouldhavetaughtherthiselementarytacticaldevice,whichisofthegreatestvaluetotheprosperityofherrace。IfthePompilushasperfectedhermethodofattack,whyhasnottheSegestriaperfectedhermethodofdefence?Isitpossiblethatcenturiesuponcenturiesshouldhavemodifiedtheonetoitsadvantagewithoutsucceedinginmodifyingtheother?HereIamutterlyataloss。AndIsaytomyself,inallsimplicity:sincethePompilimusthaveSpiders,theformerhavepossessedtheirpatientcunningandtheothertheirfoolishaudacityfromalltime。Thismaybepuerile,ifyouliketothinkitso,andnotinkeepingwiththetranscendentalaimsofourfashionabletheorists;theargumentcontainsneitherthesubjectivenortheobjectivepointofview,neitheradaptationnordifferentiation,neitheratavismnorevolutionism。Verywell,butatleastIunderstandit。 LetusreturntothehabitsofPompilusapicalis。Withoutexpectingresultsofanyparticularinterest,forincaptivitytherespectivetalentsofthehuntressandthequarryseemtoslumber,Iplacetogether,inawidejar,aWaspandaSegestria。TheSpiderandherenemymutuallyavoideachother,bothbeingequallytimid。Ajudiciousshakeortwobringsthemintocontact。TheSegestria,fromtimetotime,catchesholdofthePompilus,whogathersherselfupasbestshecan,withoutattemptingtousehersting;theSpiderrollstheinsectbetweenherlegsandevenbetweenhermandibles,butappearstodislikedoingit。OnceIseeherlieonherbackandholdthePompilusaboveher,asfarawayaspossible,whileturningheroverinherfore-legsandmunchingatherwithhermandibles。TheWasp,whetherbyherownadroitnessorowingtotheSpider\'sdreadofher,promptlyescapesfromtheterriblefangs,movestoashortdistanceanddoesnotseemtotroubleundulyaboutthebuffetingwhichshehasreceived。 Shequietlypolishesherwingsandcurlsherantennaebypullingthemwhilestandingonthemwithherfore-tarsi。TheattackoftheSegestria,stimulatedbymyshakes,isrepeatedtentimesover;andthePompilusalwaysescapesfromthevenomousfangsunscathed,asthoughshewereinvulnerable。 Isshereallyinvulnerable?Bynomeans,asweshallsoonhaveprovedtous;ifsheretiressafeandsound,itisbecausetheSpiderdoesnotuseherfangs。Whatweseeisasortoftruce,atacitconventionforbiddingdeadlystrokes,orratherthedemoralizationduetocaptivity;andthetwoadversariesarenolongerinasufficientlywarlikemoodtomakeplaywiththeirdaggers。ThetranquillityofthePompilus,whokeepsonjauntilycurlingherantennaeinfaceoftheSegestria,reassuresmeastomyprisoner\'sfate;forgreatersecurity,however,Ithrowherascrapofpaper,inthefoldsofwhichshewillfindarefugeduringthenight。Sheinstalsherselfthere,outoftheSpider\'sreach。NextmorningIfindherdead。DuringthenighttheSegestria,whosehabitsarenocturnal,hasrecoveredherdaringandstabbedherenemy。Ihadmysuspicionsthatthepartsplayedmightbereversed!Thebutcherofyesterdayisthevictimofto-day。 IreplacethePompilusbyaHive-bee。Theinterviewisnotprotracted。Twohourslater,theBeeisdead,bittenbytheSpider。ADrone-flysuffersthesamefate。TheSegestria,however,doesnottoucheitherofthetwocorpses,anymorethanshetouchedthecorpseofthePompilus。Inthesemurdersthecaptiveseemstohavenootherobjectthantoridherselfofaturbulentneighbour。Whenappetiteawakes,perhapsthevictimswillbeturnedtoaccount。Theywerenot;andthefaultwasmine。IplacedinthejaraBumble-beeofaveragesize。AdaylatertheSpiderwasdead;therudesharerofhercaptivityhaddonethedeed。 LetussaynomoreoftheseunequalduelsintheglassprisonandcompletethestoryofthePompiluswhomweleftatthefootofthewallwiththeparalysedSegestria。Sheabandonsherpreyonthegroundandreturnstothewall。ShevisitstheSpider\'sfunnelsonebyone,walkingonthemasfreelyasonthestones;sheinspectsthesilkentubes,dippingherantennaeintothem,soundingandexploringthem;sheenterswithouttheleasthesitation。 WhencedoesshenowderivethetemeritythustoentertheSegestria\'shaunts?Butalittlewhileago,shewasdisplayingextremecaution;atthismoment,sheseemsheedlessofdanger。Thefactisthatthereisnodangerreally。TheWaspisinspectinguninhabitedhouses。Whenshedivesdownasilkentunnel,sheverywellknowsthatthereisnoonein,for,hadtheSegestriabeenthere,shewouldbythistimehaveappearedonthethreshold。Thefactthatthehouseholderdoesnotshowherselfatthefirstvibrationoftheneighbouringthreadsisacertainproofthatthetubeisvacant;andthePompilusentersinfullsecurity。Iwouldrecommendfutureobserversnottotakethepresentinvestigationsforhunting-tactics。I havealreadyremarkedandIrepeat:thePompilusneverentersthesilkenambushwhiletheSpideristhere。 Amongthefunnelsinspectedoneappearstosuitherbetterthantheothers; shereturnstoitfrequentlyinthecourseofherinvestigations,whichlastfornearlyanhour。FromtimetotimeshehastensbacktotheSpiderlyingontheground;sheexaminesher,tugsather,dragsheralittleclosertothewall,thenleavesherthebettertoreconnoitrethetunnelwhichistheobjectofherpreference。LastlyshereturnstotheSegestriaandtakesherbythetipoftheabdomen。Thequarryissoheavythatshehasgreatdifficultyinmovingitalongthelevelground。Twoinchesdivideitfromthewall。Shegetstothewall,notwithouteffort;nevertheless,oncethewallisreached,thejobisquicklydone。WelearnthatAntaeus,thesonofMotherEarth,inhisstrugglewithHercules,receivednewstrengthasoftenashisfeettouchedtheground;thePompilus,thedaughterofthewall,seemstoincreaseherpowerstenfoldonceshehassetfootonthemasonry。 ForhereistheWasphoistingherpreybackwards,herenormousprey,whichdanglesbeneathher。Sheclimbsnowaverticalplane,nowaslope,accordingtotheunevensurfaceofthestones。Shecrossesgapswhereshehastogobellyuppermost,whilethequarryswingstoandfrointheair。 Nothingstopsher;shekeepsonclimbing,toaheightofsixfeetormore,withoutselectingherpath,withoutseeinghergoal,sinceshegoesbackwards。Alodgeappearsnodoubtreconnoitredbeforehandandreached,despitethedifficultiesofanascentwhichdidnotallowhertoseeit。 ThePompiluslaysherpreyonit。Thesilkentubewhichsheinspectedsolovinglyisonlysomeeightinchesdistant。Shegoestoit,examinesitrapidlyandreturnstotheSpider,whomsheatlengthlowersdownthetube。 ShortlyafterwardsIseehercomeoutagain。Shesearcheshereandthereonthewallforafewscrapsofmortar,twoorthreefairlylargepieces,whichshecarriestothetube,tocloseitup。Thetaskisdone。Shefliesaway。 NextdayIinspectthisstrangeburrow。TheSpiderisatthebottomofthesilkentube,isolatedoneveryside,asthoughinahammock。TheWasp\'seggisgluednottotheventralsurfaceofthevictimbuttotheback,aboutthemiddle,nearthebeginningoftheabdomen。Itiswhite,cylindricalandaboutatwelfthofaninchlong。ThefewbitsofmortarwhichIsawcarriedhavebutveryroughlyblockedthesilkenchamberattheend。ThusPompilusapicalislaysherquarryandhereggsnotinaburrowofherownmaking,butintheSpider\'sactualhouse。Perhapsthesilkentubebelongstothisveryvictim,whichinthateventprovidesbothboardandlodging。WhatashelterforthelarvaofthisPompilus:thewarmretreatanddownyhammockoftheSegestria! Herethen,already,wehavetwoSpider-huntresses,theRingedPompilusandP。apicalis,who,unversedintheminer\'scraft,establishtheiroffspringinexpensivelyinaccidentalchinksinthewalls,oreveninthelairoftheSpideronwhomthelarvafeeds。Inthesecells,acquiredwithoutexertion,theybuildonlyanattemptatawallwithafewfragmentsofmortar。Butwemustbewareofgeneralizingaboutthisexpeditiousmethodofestablishment。 OtherPompiliaretruediggers,valiantlysinkingaburrowinthesoil,toadepthofacoupleofinches。TheseincludetheEight-spottedPompilus(P。 octopunctatus,PANZ。),withherblack-and-yellowliveryandheramberwings,alittledarkeratthetips。ForhergameshechoosestheEpeirae(E。fasciata,E。sericea)(FortheGarden-spidersknownastheBandedEpeiraandtheSilkyEpeiracf。“TheLifeoftheSpider“:chapters11,13,14etpassim——Translator\'sNote。),thosefatSpiders,magnificentlyadorned,wholieinwaitatthecentreoftheirlarge,verticalwebs。Iamnotsufficientlyacquaintedwithherhabitstodescribethem;aboveall,I knownothingofherhunting-tactics。Butherdwellingisfamiliartome:itisaburrow,whichIhaveseenherbegin,completeandcloseaccordingtothecustomarymethodoftheDigger-wasps。 CHAPTER2。THESCOLIAE。 Werestrengthtotakeprecedenceovertheotherzoologicalattributes,theScoliaewouldholdapredominantplaceinthefrontrankoftheWasps。Someofthemmaybecomparedinsizewiththelittlebirdfromthenorth,theGolden-crestedWren,whocomestousatthetimeofthefirstautumnmistsandvisitstherottenbuds。Thelargestandmostimposingofoursting- bearers,theCarpenter-bee,theBumble-bee,theHornet,cutapoorfigurebesidecertainoftheScoliae。OfthisgroupofgiantsmydistrictpossessestheGardenScolia(S。hortorum,VANDERLIND),whoisoveraninchandahalfinlengthandmeasuresfourinchesfromtiptotipofheroutspreadwings,andtheHemorrhoidalScolia(S。haemorrhoidalis,VANDER LIND),whorivalstheGardenScoliainpointofsizeandisdistinguishedmoreparticularlybythebundleofredhairsbristlingatthetipoftheabdomen。 Ablacklivery,withbroadyellowpatches;leatherywings,amber-coloured,liketheskinofanonion,andwateredwithpurplereflections;thick,knottedlegs,coveredwithsharphairs;amassiveframe;apowerfulhead,encasedinahardcranium;astiff,clumsygait;alow,short,silentflight:thisgivesyouaconcisedescriptionofthefemale,whoisstronglyequippedforherarduoustask。Themale,beingamerephilanderer,sportsamoreelegantpairofhorns,ismoredaintilycladandhasamoregracefulfigure,withoutaltogetherlosingthequalityofrobustnesswhichishisconsort\'sleadingcharacteristic。 Itisnotwithoutacertainalarmthattheinsect-collectorfindshimselfforthefirsttimeconfrontedbytheGardenScolia。Howishetocapturetheimposingcreature,howtoavoiditssting?IfitseffectisinproportiontotheWasp\'ssize,thestingoftheScoliamustbesomethingterrible。TheHornet,thoughsheunsheathherweaponbutonce,causesthemostexquisitepain。Whatwoulditbelikeifonewerestabbedbythiscolossus?Theprospectofaswellingasbigasaman\'sfistandaspainfulasthetouchofared-hotironpassesthroughourmindatthemomentwhenwearebringingdownthenet。Andwerefrain,webeataretreat,wearegreatlyrelievednottohavearousedthedangerouscreature\'sattention。 Yes,IconfesstohavingrunawayfrommyfirstScoliae,anxiousthoughI wastoenrichmybuddingcollectionwiththismagnificentinsect。TherewerepainfulrecollectionsoftheCommonWaspandtheHornetconnectedwiththisexcessofprudence。Isayexcess,forto-day,instructedbylongexperience,Ihavequiterecoveredfrommyformerfears;and,whenIseeaScoliarestingonathistle-head,Idonotscrupletotakeherinmyfingers,withoutanyprecautionwhatever,howeverlargeshemaybeandhowevermenacingheraspect。Mycourageisnotallthatitseemstobe;I amquitereadytotelltheWasp-huntingnovicethis。TheScoliaearenotablypeaceable。Theirstingisanimplementoflabourfarmorethanaweaponofwar;theyuseittoparalysethepreydestinedfortheiroffspring;andonlyinthelastextremitydotheyemployitinself- defence。Moreover,thelackofagilityintheirmovementsnearlyalwaysenablesustoavoidtheirsting;and,evenifwebestung,thepainisalmostinsignificant。ThisabsenceofanyacutesmartingasaresultofthepoisonisalmostconstantintheHuntingWasps,whoseweaponisasurgicallancetanddevisedforthemostdelicatephysiologicaloperations。 AmongtheotherScoliaeofmydistrictIwillmentiontheTwo-bandedScolia(S。bifasciata,VANDERLIND),whomIseeeveryyear,inSeptember,workingattheheapsofleaf-mouldwhichareplacedforherbenefitinacornerofmypaddock;andtheInterruptedScolia(S。interrupta,LATR。),theinhabitantofthesandysoilatthefootoftheneighbouringhills。Muchsmallerthanthetwoprecedinginsects,butalsomuchcommoner,anecessaryconditionofcontinuousobservation,theywillprovidemewiththeprincipaldataforthisstudyoftheScoliae。 Iopenmyoldnotebook;andIseemyselfoncemore,onthe6thofAugust,1857,intheBoisdesIssards,thatfamouscopsenearAvignonwhichIhavecelebratedinmyessayontheBembex-wasps。(Cf。“TheHuntingWasps“: chapter14——Translator\'sNote。)Onceagain,myheadcrammedwithentomologicalprojects,Iamatthebeginningofmyholidayswhich,fortwomonths,willallowmetoindulgeintheinsect\'scompany。 AfigforMariotte\'sflaskandToricelli\'stube!(EdmeMariotte(1620- 1684),aFrenchchemistwhodiscovered,independentlyofRobertBoyletheIrishman(1627-1691),thelawgenerallyknownasBoyle\'slaw,whichstatesthattheproductofthevolumeandthetemperatureofagasisconstantatconstanttemperature。Hisflaskisanapparatuscontrivedtoillustrateatmosphericpressureandensureaconstantflowofliquid——Translator\'sNote。)(EvangelistaToricelli(1608-1647),adiscipleofGalileoandprofessorofphilosophyandmathematicsatFlorence。His“tube“isourmercurybarometer。Hewasthefirsttoobtainavacuumbymeansofmercury; andhealsoimprovedthemicroscopeandthetelescope——Translator\'sNote。) Thisisthethrice-blestperiodwhenIceasetobeaschoolmasterandbecomeaschoolboy,theschoolboyinlovewithanimals。Likeamadder- cutteroffforhisday\'swork,Isetoutcarryingovermyshoulderasoliddigging-implement,thelocalluchet,andonmybackmygame-bagwithboxes,bottles,trowel,glasstubes,tweezers,lensesandotherimpedimenta。A largeumbrellasavesmefromsunstroke。Itisthemostscorchinghourofthehottestdayintheyear。Exhaustedbytheheat,theCicadaearesilent。Thebronze-eyedGad-fliesseekarefugefromthepitilesssunundertheroofofmysilkenshelter;otherlargeFlies,thesobre-huedPangoniae,dashthemselvesrecklesslyagainstmyface。 ThespotatwhichIhaveinstalledmyselfisasandyclearingwhichIhadrecognizedtheyearbeforeasasitebelovedoftheScoliae。Hereandtherearescatteredthicketsofholm-oak,whosedenseundergrowthsheltersabedofdeadleavesandathinlayerofmould。Mymemoryhasservedmewell。 Here,sureenough,astheheatgrowsalittleless,appear,comingIknownotfromwhence,someTwo-bandedScoliae。Thenumberincreases;anditisnotlongbeforeIseeverynearlyadozenofthemaboutme,closeenoughforobservation。Bytheirsmallersizeandmorebuoyantflight,theyareeasilyknownformales。Almostgrazingtheground,theyflysoftly,goingtoandfro,passingandrepassingineverydirection。Fromtimetotimeoneofthemalightsontheground,feelsthesandwithhisantennaeandseemstobeenquiringintowhatishappeninginthedepthsofthesoil;thenheresumeshisflight,alternatelycomingandgoing。 Whataretheywaitingfor?Whataretheyseekingintheseevolutionsoftheirs,whicharerepeatedahundredtimesover?Food?No,forclosebesidethemstandseveraleryngo-stems,whosesturdyclustersaretheWasps\'usualresourceatthisseasonofparchedvegetation;andnotoneofthemsettlesupontheflowers,notoneofthemseemstocareabouttheirsugaryexudations。Theirattentionisengrossedelsewhere。Itistheground,itisthestretchofsandwhichtheyaresoassiduouslyexploring;whattheyarewaitingforisthearrivalofsomefemale,whoburstingthecocoon,mayappearfromonemomenttothenext,issuingalldustyfromtheground。Shewillnotbegiventimetobrushherselfortowashhereyes:threeorfourmoreofthemwillbethereatonce,eagertodisputeherpossession。IamtoofamiliarwiththeamorouscontestsoftheHymenopteronclantoallowmyselftobemistaken。Itistheruleforthemales,whoaretheearlierofthetwo,tokeepacloseguardaroundthenatalspotandwatchfortheemergenceofthefemales,whomtheypesterwiththeirpursuitthemomenttheyreachthelightofday。ThisisthemotiveoftheinterminableballetofmyScoliae。Letushavepatience:perhapsweshallwitnessthenuptials。 Thehoursgoby;thePangoniaeandtheGad-fliesdesertmyumbrella;theScoliaegrowwearyandgraduallydisappear。Itisfinished。Ishallseenothingmoreto-day。IrepeatmylaboriousexpeditiontotheBoisdesIssardsoverandoveragain;andeachtimeIseethemalesasassiduousaseverinskimmingovertheground。Myperseverancedeservedtosucceed。Itdid,thoughthesuccesswasveryincomplete。Letmedescribeit,suchasitwas;thefuturewillfillupthegaps。 Afemaleissuesfromthesoilbeforemyeyes。Shefliesaway,followedbyseveralmales。WiththeluchetIdigatthepointofemergence;and,astheexcavationprogresses,Isiftbetweenmyfingerstherubbishofsandmixedwithmould。Inthesweatofmybrow,asImayjustlysay,Imusthaveremovednearlyacubicyardofmaterial,whenatlastImakeafind。Thisisarecentlyrupturedcocoon,tothesideofwhichadheresanemptyskin,thelastremnantofthegameonwhichthelarvafedthatwroughtthesaidcocoon。Consideringthegoodconditionofitssilkenfabric,thiscocoonmayhavebelongedtotheScoliawhohasjustquittedherundergrounddwellingbeforemyeyes。Asfortheskinaccompanyingit,thishasbeensomuchspoiltbythemoistureofthesoilandbythegrassyrootsthatI cannotdetermineitsoriginexactly。Thecranium,however,whichisbetter- preserved,themandiblesandcertaindetailsofthegeneralconfigurationleadmetosuspectthelarvaofaLamellicorn。 Itisgettinglate。Thisisenoughforto-day。Iamwornout,butamplyrepaidformyexertionsbyabrokencocoonandthepuzzlingskinofawretchedgrub。Youngpeoplewhomakeahobbyofnaturalhistory,wouldyouliketodiscoverwhetherthesacredfireflowsinyourveins?Imagineyourselvesreturningfromsuchanexpedition。Youarecarryingonyourshoulderthepeasant\'sheavyspade;yourloinsarestiffwiththelaboriousdiggingwhichyouhavejustfinishedinacrouchingposition;theheatofanAugustafternoonhassetyourbrainsimmering;youreyelidsaretiredbytheitchofaninflammationresultingfromtheoverpoweringlightinwhichyouhavebeenworking;youhaveadevouringthirst;andbeforeyouliesthedustyprospectofthemilesthatdivideyoufromyourwell-earnedrest。Yetsomethingstingswithinyou;forgetfulofyourpresentwoesyouareabsolutelygladofyourexcursion。Why?Becauseyouhaveinyourpossessionashredofrottenskin。Ifthisisso,myyoungfriends,youmaygoahead,foryouwilldosomething,thoughIwarnyouthatthisdoesnotmean,byalongway,thatyouwillgetonintheworld。 Iexaminedthisshredofskinwithallthecarethatitdeserved。Myfirstsuspicionswereconfirmed:aLamellicorn,aScarabaeidinthelarvalstate,isthefirstfoodoftheWaspwhosecocoonIhavejustunearthed。ButwhichoftheScarabaeidae?Anddoesthiscocoon,mypreciousbooty,reallybelongtotheScoliae?Theproblemisbeginningtotakeshape。ToattemptitssolutionwemustgobacktotheBoisdesIssards。 IdidgobackandsooftenthatmypatienceendedbybeingexhaustedbeforetheproblemoftheScoliaehadreceivedasatisfactorysolution。Thedifficultiesaregreatindeed,undertheconditions。WhereamItodigintheindefinitestretchofsandysoiltolightuponaspotfrequentedbytheScoliae?Theluchetisdrivenintothegroundatrandom;andalmostinvariablyIfindnoneofwhatIamseeking。Tobesure,themales,flyinglevelwiththeground,givemeahint,attheoutset,withtheircertaintyofinstinct,astothespotswherethefemalesoughttobe;buttheirhintsareveryvague,becausetheygosofarineverydirection。IfIwishedtoexaminethesoilwhichasinglemaleexploresinhisflight,withitsconstantlychangingcourse,Ishouldhavetoturnover,tothedepthofperhapsayard,atleastfourpolesofearth。Thisistoomuchformystrengthandthetimeatmydisposal。Then,astheseasonadvances,themalesdisappear,whereuponIamsuddenlydeprivedoftheirhints。ToknowmoreorlesswhereIshouldthrustmyluchet,Ihaveonlyoneresourceleft,whichistowatchforthefemalesemergingfromthegroundorelseenteringit。WithagreatexpenditureoftimeandpatienceIhaveatlasthadthiswindfall,veryrarely,Iadmit。 TheScoliaedonotdigaburrowwhichcanbecomparedwiththatoftheotherHuntingWasps;theyhavenofixedresidence,withanunimpededgalleryopeningontheouterworldandgivingaccesstothecells,theabodesofthelarvae。Theyhavenoentrance-andexit-doors,nocorridorbuiltinadvance。Iftheyhavetomaketheirwayunderground,anypointnothithertoturnedoverservestheirpurpose,providedthatitbenottoohardfortheirdigging-tools,which,forthatmatter,areverypowerful;iftheyhavetocomeout,thepointofexitisnolessindifferent。TheScoliadoesnotborethesoilthroughwhichshepasses:sheexcavatesandploughsitwithherlegsandforehead;andthestuffshiftedremainswhereitlies,behindher,forthwithblockingthepassagewhichshehasfollowed。Whensheisabouttoemergeintotheouterworld,heradventisheraldedbythefreshsoilwhichheapsitselfintoamoundasthoughheavedupbythesnoutofsometinyMole。Theinsectsalliesforth;andthemoundcollapses,completelyfillinguptheexit-hole。IftheWaspisenteringtheground,thedigging-operations,undertakenatanarbitrarypoint,quicklyyieldacavityinwhichtheScoliadisappears,separatedfromthesurfacebythewholetrackofshiftedmaterial。 Icaneasilytraceherpassagethroughthethicknessofthesoilbycertainlong,windingcylinders,formedofloosematerialsinthemidstofcompactandstableearth。Thesecylindersarenumerous;theysometimesruntoadepthoftwentyinches;theyextendinalldirections,fairlyoftencrossingoneanother。Notoneofthemeverexhibitssomuchasasuspicionofanopengallery。Theyareobviouslynotpermanentwaysofcommunicationwiththeouterworld,buthunting-trailswhichtheinsecthasfollowedonce,withoutgoingbacktothem。WhatwastheWaspseekingwhensheriddledthesoilwiththesetunnelswhicharenowfullofrunningsands?Nodoubtthefoodforherfamily,thelarvaofwhichIpossesstheemptyskin,nowanunrecognizableshred。 Ibegintoseealittlelight:theScoliaeareundergroundworkers。I alreadyexpectedasmuch,havingbeforenowcapturedScoliaesoiledwithlittleearthyencrustationsonthejointsofthelegs。TheWasp,whoissocarefultokeepclean,takingadvantageoftheleastleisuretobrushandpolishherself,couldneverdisplaysuchblemishesunlessshewereadevotedearth-worker。Iusedtosuspecttheirtrade,nowIknowit。Theyliveunderground,wheretheyburrowinsearchofLamellicorn-grubs,justastheMoleburrowsinsearchoftheWhiteWorm。(ThelarvaoftheCockchafer。 Thisgrubtakesthreeyearsormoretoarriveatmaturityunderground—— Translator\'sNote。)Itisevenpossiblethat,afterreceivingtheembracesofthemales,theybutveryrarelyreturntothesurface,absorbedastheyarebytheirmaternalduties;andthis,nodoubt,iswhymypatiencebecomesexhaustedinwatchingfortheirentranceandtheiremergence。 Itisinthesubsoilthattheyestablishthemselvesandtraveltoandfro; withthehelpoftheirpowerfulmandibles,theirhardcranium,theirstrong,pricklylegs,theyeasilymakethemselvespathsinthelooseearth。 Theyarelivingploughshares。BytheendofAugust,therefore,thefemalepopulationisforthemostpartunderground,busilyoccupiedinegg-layingandprovisioning。EverythingseemstotellmethatIshouldwatchinvainfortheappearanceofafewfemalesinthebroaddaylight;Imustresignmyselftoexcavatingatrandom。 TheresultwashardlycommensuratewiththelabourwhichIexpendedondigging。Ifoundafewcocoons,nearlyallbroken,liketheonewhichI alreadypossessed,and,likeit,bearingontheirsidethetatteredskinofalarvaofthesameScarabaeid。TwoofthesecocoonswhicharestillintactcontainedadeadadultWasp。ThiswasactuallytheTwo-bandedScolia,apreciousdiscoverywhichchangedmysuspicionsintoacertainty。 Ialsounearthedsomecocoons,slightlydifferentinappearance,containinganadultinmate,likewisedead,inwhomIrecognizedtheInterruptedScolia。Theremnantsoftheprovisionsagainconsistedoftheemptyskinofalarva,alsoaLamellicorn,butnotthesameastheonehuntedbythefirstScolia。Andthiswasall。Nowhere,nowthere,Ishiftedafewcubicyardsofsoil,withoutmanagingtofindfreshprovisionswiththeeggortheyounglarva。Andyetitwastherightseason,theegg-layingseason,forthemales,numerousattheoutset,hadgrownrarerdaybydayuntiltheydisappearedentirely。Mylackofsuccesswasduetotheuncertaintyofmyexcavations,inwhichIhadnothingtoguidemeovertheindefiniteareacovered。 IfIcouldatleastidentifytheScarabaeidaewhoselarvaeformthepreyofthetwoScoliae,theproblemwouldbehalfsolved。Letustry。Icollectallthattheluchethasturnedup:larvae,nymphsandadultBeetles。MybootycomprisestwospeciesofLamellicorns:AnoxiavillosaandEuchloraJulii,bothofwhomIfindintheperfectstate,usuallydead,butsometimesalive。Iobtainafewoftheirnymphs,agreatpieceofluck,forthelarvalskinwhichaccompaniesthemwillservemeasastandardofcomparison。Icomeuponplentyoflarvae,ofallages。WhenIcomparethemwiththecastgarmentabandonedbythenymphs,IrecognizesomeasbelongingtotheAnoxiaandtheresttotheEuchlora。 Withthesedata,IperceivewithabsolutecertaintythattheemptyskinadheringtothecocoonoftheInterruptedScoliabelongstotheAnoxia。AsfortheEuchlora,sheisnotinvolvedintheproblem:thelarvahuntedbytheTwo-bandedScoliadoesnotbelongtoheranymorethanitbelongstotheAnoxia。ThenwithwhichScarabaeiddoestheemptyskinwhichisstillunknowntomecorrespond?TheLamellicornwhomIamseekingmustexistinthegroundwhichIhavebeenexploring,becausetheTwo-bandedScoliahasestablishedherselfthere。Later——oh,verylongafterwards!——Irecognizedwheremysearchwasatfault。Inordernottofindanetworkofrootsbeneathmyluchetandtorendertheworkofexcavationlighter,Iwasdiggingthebareplaces,atsomedistancefromthethicketsofholm-oak; anditwasjustinthosethickets,whicharerichinvegetablemould,thatIshouldhavesought。There,neartheoldstumps,inthesoilconsistingofdeadleavesandrottingwood,Ishouldcertainlyhavecomeuponthelarvasogreatlydesired,aswillbeprovedbywhatIhavestilltosay。 Hereendswhatmyearlierinvestigationstaughtme。ThereisreasontobelievethattheBoisdesIssardswouldneverhavefurnishedmewiththeprecisedata,intheforminwhichIwantedthem。Theremotenessofthespot,thefatigueoftheexpeditions,whichtheheatrenderedintenselyexhausting,theimpossibilityofknowingwhichpointstoattackwouldundoubtedlyhavediscouragedmebeforetheproblemhadadvancedastepfarther。Studiessuchasthesecallforhomeleisureandapplication,forresidenceinacountryvillage。Youarethenfamiliarwitheveryspotinyourowngroundsandthesurroundingcountryandyoucangotoworkwithcertainty。 Twenty-threeyearshavepassed;andhereIamatSerignan,whereIhavebecomeapeasant,workingbyturnsonmywriting-padandmycabbage-patch。 Onthe14thofAugust,1880,Favier(Anex-soldierwhoactedastheauthor\'sgardenerandfactotum——Translator\'sNote。)clearsawayaheapofmouldconsistingofvegetablerefuseandofleavesstackedinacorneragainstthewallofthepaddock。ThisclearanceisconsiderednecessarybecauseBull,whenthelovers\'moonarrives,usesthishillocktoclimbtothetopofthewallandthencetorepairtothecanineweddingthenewsofwhichisbroughttohimbytheeffluviaborneupontheair。Hispilgrimagefulfilled,hereturns,withadiscomfitedlookandaslitear,butalwaysready,oncehehashadhisfeed,torepeattheescapade。Toputanendtothislicentiousbehaviour,whichhascosthimsomanygapingwounds,wedecidedtoremovetheheapofsoilwhichserveshimasaladderofescape。 Faviercallsmewhileinthemidstofhislabourswiththespadeandbarrow: “Here\'safind,sir,agreatfind!Comeandlook。“ Ihastentothespot。Thefindisamagnificentoneindeedandofanaturetofillmewithdelight,awakeningallmyoldrecollectionsoftheBoisdesIssards。AnynumberoffemalesoftheTwo-bandedScolia,disturbedattheirwork,areemerginghereandtherefromthedepthofthesoil。Thecocoonsalsoareplentiful,eachlyingnexttotheskinofthevictimonwhichthelarvahasfed。Theyareallopenbutstillfresh:theydatefromthepresentgeneration;theScoliaewhomIunearthhavequittedthemnotlongsince。Ilearntlater,infact,thatthehatchingtookplaceinthecourseofJuly。 InthesameheapofmouldisaswarmingcolonyofScarabaeidaeintheformoflarvae,nymphsandadultinsects。ItincludesthelargestofourBeetles,thecommonRhinocerosBeetle,orOryctesnasicornis。Ifindsomewhohavebeenrecentlyliberated,whosewing-cases,ofaglossybrown,nowseethesunlightforthefirsttime;Ifindothersenclosedintheirearthenshell,almostasbigasaTurkey\'segg。Morefrequentisherpowerfullarva,withitsheavypaunch,bentintoahook。Inotethepresenceofasecondbearerofthenasalhorn,OryctesSilenus,whoismuchsmallerthanherkinswoman,andofPentodonpunctatus,aScarabaeidwhoravagesmylettuces。 ButthepredominantpopulationconsistsofCetoniae,orRosechafers,mostofthemenclosedintheiregg-shapedshells,withearthenwallsencrustedwithdung。Therearethreedifferentspecies:C。aurata,C。morioandC。 floricola。Mostofthembelongtothefirstspecies。Theirlarvae,whichareeasilyrecognizedbytheirsingulartalentforwalkingontheirbackswiththeirlegsintheair,arenumberedbythehundred。Everyageisrepresented,fromthenewborngrubtothepodgylarvaonthepointofbuildingitsshell。 Thistimetheproblemofthevictualsissolved。WhenIcomparethelarvalsloughstickingtotheScolia\'scocoonswiththeCetonia-larvaeor,better,withtheskincastbytheselarvae,undercoverofthecocoon,atthemomentofthenymphaltransformation,Iestablishanabsoluteidentity。TheTwo-bandedScoliarationseachofhereggswithaCetonia-grub。BeholdtheriddlewhichmyirksomesearchesintheBoisdesIssardshadnotenabledmetosolve。To-day,atmythreshold,thedifficultproblembecomeschild\'splay。Icaninvestigatethequestioneasilytothefullestpossibleextent; Ineednotputmyselfoutatall;atanyhouroftheday,atanyperiodthatseemsfavourable,Ihavetherequisiteelementsbeforemyeyes。Ah,dearvillage,sopoor,socountrified,howhappilyinspiredwasIwhenI cametoaskofyouahermit\'sretreat,whereIcouldliveinthecompanyofmybelovedinsectsand,insodoing,setdownnottoounworthilyafewchaptersoftheirwonderfulhistory! AccordingtotheItalianobserverPasserini,theGardenScoliafeedsherfamilyonthelarvaeofOryctesnasicornis,intheheapsofoldtan-wasteremovedfromthehot-houses。IdonotdespairofseeingthiscolossalWaspcomingtoestablishherselfonedayinmyheapsofleaf-mould,inwhichthesameScarabaeidisswarming。Herrarityinmypartofthecountryisprobablytheonlycausethathashithertopreventedtherealizationofmywishes。 IhavejustshownthattheTwo-bandedScoliafeedsininfancyonCetonia- larvaeandparticularlyonthoseofC。aurata,C。morioandC。floricola。 Thesethreespeciesdwelltogetherintherubbish-heapjustexplored;theirlarvaediffersolittlethatIshouldhavetoexaminethemminutelytodistinguishtheonefromtheother;andeventhenIshouldnotbecertainofsucceeding。ItseemsprobablethattheScoliadoesnotchoosebetweenthem,thatsheusesallthreeindiscriminately。Perhapssheevenassailsotherlarvae,inhabitants,liketheforegoing,ofheapsofrottingvegetable-matter。IthereforesetdowntheCetoniagenusgenerallyasformingthepreyoftheTwo-bandedScolia。 Lastly,roundaboutAvignon,theInterruptedScoliausedtopreyuponthelarvaoftheShaggyAnoxia(A。villosa)。AtSerignan,whichissurroundedbythesamekindofsandysoil,withoutothervegetationthanafewsparseseed-bearinggrasses,IfindherrationingheryoungwiththeMorningAnoxia(A。matutinalis)。Oryctes,CetoniaeandAnoxiaeinthelarvalstate: herethenisthepreyofthethreeScoliaewhosehabitsweknow。ThethreeBeetlesareLamellicorns,Scarabaeidae。Weshallhaveoccasionlatertoconsiderthereasonofthisverystrikingcoincidence。 Forthemoment,thebusinessinhandistomovetheheapofleaf-mouldtosomeotherplace,withthewheelbarrow。ThisisFavier\'swork,whileI myselfcollectthedisturbedpopulationinglassjars,inordertoputthembackintothenewrubbish-heapwithalltheconsiderationwhichmyplansowetothem。Thelaying-timehasnotyetsetin,forIfindnoeggs,noyoungScolia-larvae。Septemberapparentlywillbethepropitiousmonth。Butthereareboundtobemanyinjuredinthecourseofthisupheaval;someoftheScoliaehaveflownawaywhowillperhapshaveacertaindifficultyinfindingthenewsite;Ihavedisarrangedeverythingintheoverturnedheap。 Toallowtranquilitytoberestoredandhabittoresumeitsrounds,togivethepopulationtimetoincreaseandreplacethefugitivesandtheinjured,itwouldbebest,Ithink,toleavetheheapalonethisyearandnottoresumemyinvestigationsuntilthenext。Afterthethoroughconfusionduetotheremoval,Ishouldjeopardizesuccessbybeingtooprecipitate。Letuswaitoneyearmore。Idecideaccordingly,curbmyimpatienceandresignmyself。Wewillsimplyconfineourselvestoenlargingtheheap,whentheleavesbegintofall,byaccumulatingtherefusethatstrewsthepaddock,sothatwemayhavearicherfieldofoperations。 InthefollowingAugust,myvisitstothemoundofleaf-mouldbecomeadailyhabit。Bytwoo\'clockintheafternoon,whenthesunhasclearedtheadjacentpine-treesandisshiningontheheap,numbersofmaleScoliaearrivefromtheneighbouringfields,wheretheyhavebeenslakingtheirthirstontheeryngo-heads。Incessantlycomingandgoingwithanindolentflight,theycircleroundtheheap。Ifsomefemalerisefromthesoil,thosewhohaveseenherdartforward。Anotveryturbulentaffraydecideswhichofthesuitorsshallbethepossessor;andthecoupleflyawayoverthewall。ThisisarepetitionofwhatIusedtoseeintheBoisdesIssards。BythetimethatAugustisover。Themaleshaveceasedtoshowthemselves。Themothersdonotappeareither:theyarebusyunderground,establishingtheirfamilies。 Onthe2ndofSeptember,IdecideuponasearchwithmysonEmile,whohandlestheforkandtheshovel,whileIexaminetheclodsdugup。Victory! Amagnificentresult,finerthananythatmyfondestambitionwouldhavedaredtocontemplate!HereisavastarrayofCetonia-larvae,allflaccid,motionless,lyingontheirbacks,withaScolia\'seggstickingtothecentreoftheirabdomen;hereareyoungScolia-larvaedippingtheirheadsintotheentrailsoftheirvictims;hereareothersfartheradvanced,munchingtheirlastmouthfulsofapreywhichisdraineddryandreducedtoaskin;herearesomelayingthefoundationoftheircocoonswithareddishsilk,whichlooksasifithadbeendyedinBullock\'sblood;herearesomewhosecocoonsarefinished。Thereisplentyofeverything,fromtheeggtothelarvawhoseperiodofactivityisover。Imarkthe2ndofSeptemberasared-letterday;ithasgivenmethefinalkeytoariddlewhichhaskeptmeinsuspensefornearlyhalfacentury。 Iplacemyspoilsreligiouslyinshallow,wide-mouthedglassjarscontainingalayeroffinelysiftedmould。Inthissoftbed,whichisidenticalincharacterwiththenatalsurroundings,Imakesomefaintimpressionswithmyfingers,somanycavities,eachofwhichreceivesoneofmysubjects,oneonly。Apaneofglasscoversthemouthofthereceptacle。InthiswayIpreventatoorapidevaporationandkeepmynurselingsundermyeyeswithoutfearofdisturbingthem。Nowthatallthisisinorder,letusproceedtorecordevents。 TheCetonia-larvaewhichIfindwithaScolia\'seggupontheirventralsurfacearedistributedinthemouldatrandom,withoutspecialcavities,withoutanysignofsomesortofstructure。Theyaresmotheredinthemould,justasarethelarvaewhichhavenotbeeninjuredbytheWasp。AsmyexcavationsintheBoisdesIssardstoldme,theScoliadoesnotpreparealodgingforherfamily;sheknowsnothingoftheartofcell-building。 Heroffspringoccupiesafortuitousabode,onwhichthemotherexpendsnoarchitecturalpains。WhereastheotherHuntingWaspsprepareadwellingtowhichtheprovisionsarecarried,sometimesfromadistance,theScoliaconfinesherselftodiggingherbedofleaf-moulduntilshecomesuponaCetonia-larva。Whenshefindsaquarry,shestabsitonthespot,inordertoimmobilizeit;and,againonthespot,shelaysaneggontheventralsurfaceoftheparalysedcreature。Thatisall。Themothergoesinquestofanotherpreywithouttroublingfurtherabouttheeggwhichhasjustbeenlaid。Thereisnoeffortofcartingorbuilding。AttheveryspotwheretheCetonia-grubiscaughtandparalysed,theScolia-larvahatches,growsandweavesitscocoon。Theestablishmentofthefamilyisthusreducedtothesimplestpossibleexpression。 CHAPTER3。ADANGEROUSDIET。 TheScolia\'seggisinnowayexceptionalinshape。Itiswhite,cylindrical,straightandaboutfourmillimetreslongbyonemillimetrethick。(About。156x。039inch——Translator\'sNote。)Itisfixed,byitsfore-end,uponthemedianlineofthevictim\'sabdomen,welltotherearofthelegs,nearthebeginningofthebrownpatchformedbythemassoffoodundertheskin。 Iwatchthehatching。Thegrub,stillwearinguponitshinderpartsthedelicatepelliclewhichithasjustshed,isfixedtothespottowhichtheeggitselfadheredbyitscephalicextremity。Astrikingspectacle,thatofthefeeblecreature,onlythismomenthatched,boring,foritsfirstmouthful,intothepaunchofitsenormousprey,whichliesstretcheduponitsback。Thenascenttoothtakesadayoverthedifficulttask。Nextmorningtheskinhasyielded;andIfindthenew-bornlarvawithitsheadplungedintoasmall,round,bleedingwound。 Insizethegrubisthesameastheegg,whosedimensionsIhavejustgiven。NowtheCetonia-larva,tomeettheScolia\'srequirements,averagesthirtymillimetresinlengthbynineinthickness(1。17x。35inch—— Translator\'sNote。),whencefollowsthatitsbulkissixorsevenhundredtimesasgreatasthatofthenewly-hatchedgruboftheScolia。Herecertainlyisaquarrywhich,wereitactiveandcapableofwrigglingandbiting,wouldexposethenurselingtoterribleattacks。Thedangerhasbeenavertedbythemother\'sstiletto;andthefragilegrubattacksthemonster\'spaunchwithaslittlehesitationasthoughitweresuckingthebreast。 DaybydaytheyoungScolia\'sheadpenetratesfartherintotheCetonia\'sbelly。Topassthroughthenarroworificemadeintheskin,thefore-partofthebodycontractsandlengthensout,asthoughdrawnthroughadie- plate。Thelarvathusassumesaratherstrangeform。Itshinderhalf,whichisconstantlyoutsidethevictim\'sbelly,hastheshapeandfulnessusualinthelarvaeoftheDigger-wasps,whereasthefronthalf,which,onceithasdivedundertheskinoftheexploitedvictim,doesnotcomeoutagainuntilthetimearrivesforspinningthecocoon,tapersoffsuddenlyintoasnake-likeneck。Thisfrontpartismoulded,sotospeak,bythenarrowentrance-holemadeintheskinandhenceforthretainsitsslenderformation。Asamatteroffact,asimilarconfigurationrecurs,invaryingdegrees,inthelarvaeoftheDigger-waspswhoserationconsistsofabulkyquarrywhichtakesalongtimetoconsume。TheseincludetheLanguedocianSphex,withherEphippiger,andtheHairyAmmophila,withherGreyWorm。 Thereisnoneofthissuddenconstriction,dividingthecreatureintotwodisparatehalves,whenthevictualsconsistofnumerousandcomparativelysmallitems。Thelarvathenretainsitsusualshape,beingobligedtopass,atbriefintervals,fromonejointinitslardertothenext。 >Fromthefirstbiteofthemandibles,untilthewholeheadofgameisconsumed,theScolia-larvaisneverseentowithdrawitsheadanditslongneckfrominsidethecreaturewhichitisdevouring。Isuspectthereasonofthispersistenceinattackingasinglepoint;Ievenseemtoperceivetheneedforaspecialartinthemannerofeating。TheCetonia-larvaisasquaremealinitself,onelargedish,whichhastoretainasuitablefreshnessuntiltheend。TheyoungScolia,therefore,mustattackwithdiscretion,attheunvaryingpointchosenbythemotherontheventralsurface,fortheentrance-holeisattheexactpointwheretheeggwasfixed。Asthenurseling\'snecklengthensanddivesdeeper,thevictim\'sentrailsarenibbledgraduallyandmethodically:first,theleastessential;next,thosewhoseremovalleavesyetaremnantoflife;lastly,thosewhoselossinevitablyentailsdeath,followedverysoonbyputrefaction。 Atthefirstbitesweseethevictim\'sbloodoozingthroughthewound。Itisahighly-elaboratedfluid,easyofdigestion,andformsasortofmilk- dietforthenew-borngrub。Thelittleogre\'steatisthebleedingpaunchoftheCetonia-larva。Thelatterwillnotdieofthewound,atleastnotforsometime。Thenextthingtobetackledisthefattysubstancewhichwrapstheinternalorgansinitsdelicatefolds。ThisagainisalosswhichtheCetoniacansufferwithoutdyingthenandthere。Nowcomestheturnofthemuscularlayerwhichlinestheskin;now,thatoftheessentialorgans; now,thatofthenerve-centresandthetracheannetwork,whereuponthelastgleamoflightisextinguishedandtheCetoniareducedtoamerebag,emptybutintact,savefortheentrance-holemadeinthemiddleofthebelly。 >Fromnowonwards,theseremainsmayrotiftheywill:theScolia,byitsmethodicalfashionofconsumingitsvictuals,hassucceededinkeepingthemfreshtotheverylast;andnowyoumayseeit,replete,shiningwithhealth,withdrawitslongneckfromthebagofskinandpreparetoweavethecocooninwhichitsdevelopmentwillbecompleted。 ItispossiblethatImaynotbequiteaccurateastothepreciseorderinwhichtheorgansareconsumed,foritisnoteasytoperceivewhathappensinsidetheexploitedlarva\'sbody。Therulingfeatureinthisscientificmethodofeating,whichproceedsfromthepartslesstothepartsmorenecessarytopreservearemnantoflife,isnonethelessobvious。Ifdirectobservationdidnotalreadytosomedegreeconfirmit,amereexaminationofthehalf-eatenlarvawoulddosointhemostpositivefashion。 TheCetonia-larvaisatfirstaplumpgrub。DrainedbytheScolia\'stooth,itgraduallybecomeslimpandwrinkled。Inafewdays\'timeitresemblesashrivelledbitofbacon-fatandthenabagwhosetwosideshavefallenin。 Yetthisbitofbaconandthisbaghavethesamecharacteristiclookoffreshmeatashadthegrubbeforeitwasbitteninto。DespitethepersistentnibblingoftheScolia,lifecontinues,holdingatbaytheinroadsofputrefactionuntilthemandibleshavegiventheirlastbites。 Doesnotthisremnantoftenaciousvitalityinitselfshowthattheorgansofprimaryimportancearethelasttobeattacked?Doesitnotprovethatthereisaprogressivedismembermentpassingfromthelessessentialtotheindispensable? WouldyouliketoseewhatbecomesofaCetonia-larvawhentheorganismiswoundedinitsvitalcentresattheverybeginning?Theexperimentisaneasyone;andImadeapointoftryingit。Asewing-needle,firstsoftenedandflattenedintoablade,thenretemperedandsharpened,givesmeamostdelicatescalpel。WiththisinstrumentImakeafineincision,throughwhichIremovethemassofnerveswhoseremarkablestructureweshallsoonhaveoccasiontostudy。Thethingisdone:thewound,whichdoesnotlookserious,hasleftthecreatureacorpse,arealcorpse。Ilaymyvictimonabedofmoistearth,inajarwithaglasslid;infact,IestablishitinthesameconditionsasthoseofthelarvaeonwhichtheScoliaefeed。Bythenextday,withoutchangingshape,ithasturnedarepulsivebrown; presentlyitdissolvesintonoisomeputrescence。Onthesamebedofearth,underthesameglasscover,inthesamemoist,warmatmosphere,thelarvaethree-quarterseatenbytheScoliaeretain,onthecontrary,theappearanceofhealthyflesh。