Groundhog - Wikipedia
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The groundhog (Marmota monax), also known as a woodchuck, is a rodent of the family Sciuridae, belonging to the group of large ground squirrels known as ... Groundhog FromWikipedia,thefreeencyclopedia Jumptonavigation Jumptosearch Speciesofmammal(rodentinthemarmotgenus) Forotheruses,seeGroundhog(disambiguation),Woodchuck(disambiguation),andWhistlePig. Groundhog GroundhogatLavalUniversitycampus,Quebec,Canada Conservationstatus LeastConcern (IUCN3.1)[1] Scientificclassification Kingdom: Animalia Phylum: Chordata Class: Mammalia Order: Rodentia Family: Sciuridae Genus: Marmota Species: M. monax Binomialname Marmotamonax(Linnaeus,1758) Subspecies M.m.monaxLinnaeus,1758 M.m.canadensisErxleben,1777 M.m.ignavaBangs,1899 M.m.rufescensA.H.Howell,1914 Groundhogrange Synonyms MusmonaxLinnaeus, 1758 Arctomysmonax(Linnaeus, 1758) Thegroundhog(Marmotamonax),alsoknownasawoodchuck,isarodentofthefamilySciuridae,belongingtothegroupoflargegroundsquirrelsknownasmarmots.[2] ThegroundhogisalowlandcreatureofNorthAmerica;itisfoundthroughmuchoftheEasternUnitedStates,acrossCanadaandintoAlaska.[3] ItwasfirstscientificallydescribedbyCarlLinnaeusin1758.[4] Thegroundhogisalsoreferredtoasachuck,wood-shock,groundpig,whistlepig,[5][6]whistler,thickwoodbadger,Canadamarmot,monax,moonack,weenusk,redmonk,[6]landbeaver,[7]and,amongFrenchCanadiansineasternCanada,siffleux.[8]Thename"thickwoodbadger"wasgivenintheNorthwesttodistinguishtheanimalfromtheprairiebadger.Monax(Móonack)isanAlgonquiannameofthewoodchuck,whichmeans"digger"(cf.Lenapemonachgeu).[9][10]Younggroundhogsmaybecalledchucklings.[11]: 66 Thegroundhog,beingalowlandanimal,isexceptionalamongmarmots.Othermarmots,suchastheyellow-belliedandhoarymarmots,liveinrockyandmountainousareas.Groundhogsplayanimportantrolemaintaininghealthysoilinwoodlandsandplains.Thegroundhogisconsideredacrucialhabitatengineer.[12][13][14]Groundhogsareconsideredthemostsolitaryofthemarmotspecies.Theyliveinaggregations,andtheirsocialorganizationalsovariesacrosspopulations.Groundhogsdonotformstable,long-termpair-bonds,andduringmatingseasonmale-femaleinteractionsarelimitedtocopulation.InOhio,adultmalesandfemalesassociatewitheachotherthroughouttheyearandoftenfromyeartoyear.[15][16]Groundhogsareanextremelyintelligentanimalformingcomplexsocialnetworks,abletounderstandsocialbehavior,formkinshipwiththeiryoung,understandandcommunicatethreatsthroughwhistling,andworkcooperativelytosolvetaskssuchasburrowing.[17][18] Contents 1Description 2Etymology 3Distributionandhabitat 4Survival 5Behavior 5.1Diet 5.2Burrows 5.3Hibernation 5.4Reproduction 6Relationshipwithhumans 7References 8Furtherreading 9Externallinks Description[edit] Groundhogdisplayingitsincisors Thegroundhogisbyfarthelargestsciuridinitsgeographicalrange,exceptingBritishColumbiawhereitsrangemayabutthatofitssomewhatlargercousin,thehoarymarmot.Adultsmaymeasurefrom41.8to68.5 cm(16+7⁄16to26+15⁄16 in)intotallength,includingatailof9.5to18.7 cm(3+3⁄4to7+3⁄8 in).[16][19][20]Weightsofadultgroundhogstypicallyfallbetween2and6.3 kg(4 lb7 ozand13 lb14 oz).[20][21][22] Malegroundhogsaverageslightlylargerthanfemalesand,likeallmarmots,theyareconsiderablyheavierduringautumn(whenengagedinautumnhyperphagia)thanwhenemergingfromhibernationinspring.Adultmalesaverageyear-aroundweight3.83 kg(8 lb7 oz),withspringtofallaverageweightsof3.1to5.07 kg(6 lb13 ozto11 lb3 oz)whilefemalesaverage3.53 kg(7 lb13 oz),withspringtofallaveragesof3.08to4.8 kg(6 lb13 ozto10 lb9 oz).[16][23]Seasonalweightchangesindicatecircannualdepositionanduseoffat.Groundhogsattainprogressivelyhigherweightseachyearforthefirsttwoorthreeyears,afterwhichweightplateaus.[16] Groundhogshavefourincisorteeth,whichgrow1.5millimetres(1⁄16 in)perweek.Constantusagewearsthemdownagainbyaboutthatmucheachweek.[24]Unliketheincisorsofmanyotherrodents,theincisorsofgroundhogsarewhitetoivory-white.[25][26]Groundhogsarewell-adaptedfordigging,withpowerful,shortlegsandbroad,longclaws.Thegroundhog'stailisshorterthanthatofothersciurids—onlyaboutone-fourthofbodylength. Etymology[edit] Theetymologyofthenamewoodchuckisunrelatedtowoodorchucking.ItstemsfromanAlgonquian(possiblyNarragansett)namefortheanimal,wuchak.[27]Thesimilaritybetweenthewordshasledtothepopulartongue-twister:[28] Howmuchwoodwouldawoodchuckchuck ifawoodchuckcouldchuckwood? Awoodchuckwouldchuckallthewoodhecould ifawoodchuckcouldchuckwood! Distributionandhabitat[edit] Thegroundhogprefersopencountryandtheedgesofwoodland,andisrarelyfarfromaburrowentrance.[29]Marmotamonaxhasawidegeographicrange.Itistypicallyfoundinlow-elevationforests,smallwoodlots,fields,pastures,andhedgerows.Itconstructsdensinwell-drainedsoil,andmosthavesummerandwinterdens.Humanactivityhasincreasedfoodaccessandabundance,allowingM.monaxtothrive.[30] Survival[edit] Groundhogscanclimbtreestoescapepredators. Inthewild,groundhogscanliveuptosixyearswithtwoorthreebeingaverage.Incaptivity,groundhogsreportedlyliveupto14years.Humandevelopment,whichoftenproducesopeningsjuxtaposedwithsecondgrowthtreesthatareincidentallyalsofavoredbygroundhogs,oftenensuresthatgroundhogsinwell-developedareasarenearlyfreeofpredators,beyondhumans(throughvariousformsofpestcontrolorroadkills)ormid-to-largesizeddogs.[31] WildpredatorsofadultgroundhogsinmostofeasternNorthAmericaincludecoyotes,badgers,[32]bobcats,andfoxes(largelyonlyredfox).Manyofthesepredatorsaresuccessfulstealthstalkerssocancatchgroundhogsbysurprisebeforethelargerodentscanescapetotheirburrows;badgerslikelyhuntthembydiggingthemoutfromtheirburrows.Coyotesinparticulararesizableenoughtooverpoweranygroundhog,withthelatterbeingthethirdmostsignificantpreyspeciesperastatewidestudyinPennsylvania.[33][34][35][36][37][38] LargepredatorssuchasgraywolfandeasterncougararebasicallyextirpatedintheeastbutstillmayhuntgroundhogsonoccasioninCanada.[39][40]Goldeneaglescanalsopreyonadultgroundhogs,butseldomoccurinthesamerangeorinthesamehabitatsasthismarmot.Likewise,greathornedowlscanreportedly,perBent(1938),preyupongroundhogs,butthisowlrarelydoesso,especiallygiventhetemporaldifferencesintheirbehaviors.[41][42] Younggroundhogs(usuallythoselessthanacouplemonthsinage)mayalsobetakenbyanAmericanmink,perhapsothersmallishmustelids,cats,timberrattlesnakes,andhawks.Red-tailedhawkscantakegroundhogsatleastofuptothesizeofyearlingjuveniles,andnortherngoshawkscantakethemuptoperhapsweakemergent-adultgroundhogsintheSpring.[16][20][43][44][45] Beyondtheirlargesize,groundhogshaveseveralsuccessfulanti-predatorbehaviors,usuallyretreatingtothesafetyoftheirburrowwhichmostpredatorswillnotattempttoenter,butalsobeingreadytofightoffwiththeirsharpclawsandlargeincisorsanywhopresstheattack.Theycanalsoscaletreestoescapeathreat.[46][47] Occasionally,woodchucksmaysufferfromparasitismandawoodchuckmaydiefrominfestationorfrombacteriatransmittedbyvectors.[48]InareasofintensiveagricultureandthedairyingregionsofthestateofWisconsin,particularlyinitssouthernparts,thewoodchuckby1950hadbeenalmostextirpated.[49]: 124 Jackson(1961)suggestedthatexaggeratedreportsofdamagedonebythewoodchuckledtoexcessiveculling,substantiallyreducingitsnumbersinthestate. Insomeareaswoodchucksareimportantgameanimalsandarekilledregularlyforsport,food,orfur.InKentucky,anestimated267,500M.monaxweretakenannuallyfrom1964to1971(BarbourandDavis1974).[50]WoodchuckshadprotectedstatusinthestateofWisconsin[51]until2017.[52]WoodchucknumbersappeartohavedecreasedinIllinois.[53] Behavior[edit] Amotionlessindividual,alerttodanger,willwhistlewhenalarmed,towarnothergroundhogs. Thetimespentobservinggroundhogsbyfieldbiologistsrepresentsonlyasmallfractionoftimedevotedtothefieldresearch.[54]W.J.Schoonmakerreportsthatgroundhogsmayhidewhentheysee,smell,orhearanobserver.[11]: 41–43 MarmotresearcherKenArmitagestatesthatthesocialbiologyofthegroundhogispoorlystudied.[55] Despitetheirheavy-bodiedappearance,groundhogsareaccomplishedswimmersandoccasionallyclimbtreeswhenescapingpredatorsorwhentheywanttosurveytheirsurroundings.[56]Theyprefertoretreattotheirburrowswhenthreatened;iftheburrowisinvaded,thegroundhogtenaciouslydefendsitselfwithitstwolargeincisorsandfrontclaws.Groundhogsaregenerallyagonisticandterritorialamongtheirownspeciesandmayskirmishtoestablishdominance.[57] Outsidetheirburrow,individualsarealertwhennotactivelyfeeding.Itiscommontoseeoneormorenearlymotionlessindividualsstandingerectontheirhindfeetwatchingfordanger.Whenalarmed,theyuseahigh-pitchedwhistletowarntherestofthecolony,hencethename"whistle-pig".[58][59]Groundhogsmaysquealwhenfighting,seriouslyinjured,orcaughtbyapredator.[59]Othersoundsgroundhogsmaymakeincludelowbarksandasoundproducedbygrindingtheirteeth.[59]DavidP.Barashwrotethathewitnessedonlytwooccasionsofuprightplay-fightingamongwoodchucksandthattheuprightpostureofplay-fightinginvolvessustainedphysicalcontactbetweenindividualsandmayrequireadegreeofsocialtolerancevirtuallyunknowninM.monax.Hesaiditwaspossibletoconclude,alternatively,thatuprightplay-fightingispartofthewoodchuck'sbehavioralrepertorybutrarelyshownbecauseofphysicalspacingand/orlowsocialtolerance.[60] Cloverisapreferredfoodsourceforgroundhogs. Diet[edit] Mostlyherbivorous,groundhogseatprimarilywildgrassesandothervegetation,includingberriesandagriculturalcrops,whenavailable.[57]Inearlyspring,dandelionandcoltsfootareimportantgroundhogfooditems.Someadditionalfoodsincludesheepsorrel,timothy-grass,buttercup,tearthumb,agrimony,redandblackraspberries,mulberries,buckwheat,plantain,wildlettuce,allvarietiesofclover,andalfalfa.[61]Groundhogsalsooccasionallyeatsmallanimals,suchasgrubs,grasshoppers,snails,andevenbabybirds,[62]butarenotasomnivorousasmanyotherSciuridae. Anadultgroundhogcaneatmorethanapoundofvegetationdaily.[63]InearlyJune,woodchucks'metabolismslows,andwhiletheirfoodintakedecreases,theirweightincreasesbyasmuchas100%astheyproducefatdepositstosustainthemduringhibernationandlatewinter.[64]Insteadofstoringfood,groundhogsstuffthemselvestosurvivethewinterwithouteating.[65]Thoughtnottodrinkwater,groundhogsarereportedtoobtainneededliquidsfromthejuicesoffood-plants,aidedbytheirsprinklingwithrainordew.[66][67][68] Burrows[edit] Groundhogsareexcellentburrowers,usingburrowsforsleeping,rearingyoung,andhibernating.W.J.Schoonmakerexcavated11dens,findingthatthevolumeofearthremovedfromtheseaveraged6cubicfeet(0.17 m3)perden.Thelongestburrowmeasured24feet(7.3 m)plustwoshortsidegalleries.Thevolumeofsoiltakenfromthisdenwas8USbushels(0.28 m3),weighing640pounds(290 kg).Theaverageweightoftheearthtakenfromallelevendenswas384pounds(174 kg).[69]Thoughgroundhogsarethemostsolitaryofthemarmots,severalindividualsmayoccupythesameburrow.Groundhogburrowsusuallyhavetwotofiveentrances,providinggroundhogstheirprimarymeansofescapefrompredators.Burrowscanposeaseriousthreattoagriculturalandresidentialdevelopmentbydamagingfarmmachineryandevenunderminingbuildingfoundations.[58]InaJune7,2009,HumaneSocietyoftheUnitedStatesarticle,"HowtoHumanelyChuckaWoodchuckOutofYourYard",JohnGriffin,directorofHumaneWildlifeServices,statedyouwouldhavetohavealotofwoodchucksworkingoveralotofyearstocreatetunnelsystemsthatwouldposeanyrisktoastructure.Groundhogwithmouthfulofburrowmaterial Theburrowisusedforsafety,retreatinbadweather,hibernating,sleeping,lovenest,andnursery. Inadditiontothenest,thereisanexcrementchamber.Thehibernationornestchamberislinedwithdeadleavesanddriedgrasses.[70]Thenestchambermaybeabouttwentyinchestothreefeet(51–91 cm)belowgroundsurface.Itisabout16inches(41 cm)wideand14inches(36 cm)high.Therearetypicallytwoburrowopeningsorholes.Oneisthemainentrance,theotheraspyhole.Descriptionofthelengthoftheburrowoftenincludessidegalleries.Excludingsidegalleries,Schoonmakerreportsthelongestwas24feet(7.3 m),andtheaveragelengthofelevendenswas14feet(4.3 m).[71]W.H.Fisherinvestigatednineburrows,findingthedeepestpoint49inches(120 cm)down.Thelongest,includingsidegalleries,was47 ft11.5 in(14.62 m).[72]Numbersofburrowsperindividualgroundhogdecreasewithurbanization.[73][74] Bachmanmentionedthatwhentheyounggroundhogsareafewmonthsold,theyprepareforseparation,digginganumberofholesintheareaoftheirearlyhome.Someoftheseholeswereonlyafewfeetdeepandneveroccupiedbutthenumerousburrowsgavetheimpressionthatgroundhogsliveincommunities.[75] Hibernation[edit] Groundhoggatheringnestingmaterialforitswarmburrow Groundhogsareoneofthefewspeciesthatenterintotruehibernation,andoftenbuildaseparate"winterburrow"forthispurpose.Thisburrowisusuallyinawoodedorbrushyareaandisdugbelowthefrostlineandremainsatastabletemperaturewellabovefreezingduringthewintermonths.Inmostareas,groundhogshibernatefromOctobertoMarchorApril,butinmoretemperateareas,theymayhibernateaslittleasthreemonths.[76]Groundhogshibernatelongerinnorthernlatitudesthansouthernlatitudes.[77][78]Tosurvivethewinter,theyareattheirmaximumweightshortlybeforeenteringhibernation.[79]Whenthegroundhogentershibernation,thereisadropinbodytemperaturetoaslowas35degreesFahrenheit(2 °C),heartratefallsto4–10beatsperminuteandbreathingratefallstoonebreatheverysixminutes.[80]Duringhibernation,theyexperienceperiodsoftorporandarousal.[81]HibernatingwoodchucksloseasmuchashalftheirbodyweightbyFebruary.[82]Theyemergefromhibernationwithsomeremainingbodyfattoliveonuntilthewarmerspringweatherproducesabundantplantmaterialsforfood.[79]Malesemergefromhibernationbeforefemales.[83][84]Groundhogsaremostlydiurnal,andareoftenactiveearlyinthemorningorlateafternoon.[85] Reproduction[edit] Twobabygroundhogs Usuallygroundhogsbreedintheirsecondyear,butasmallproportionmaybreedintheirfirst.ThebreedingseasonextendsfromearlyMarchtomid-orlateApril,afterhibernation.Woodchucksarepolygynous[86]butonlyalpineandwoodchuckmarmotfemaleshavebeenshowntomatewithmultiplemales.[87]Amatedpairremainsinthesamedenthroughoutthe31-to32-daygestationperiod.[88]AsbirthoftheyoungapproachesinAprilorMay,themaleleavestheden.Onelitterisproducedannually.Femalewoodchucksgivebirthtoonetonineoffspring,withmostlittersrangingbetween3and5pups.[89]Groundhogmothersintroducetheiryoungtothewildoncetheirfurisgrowninandtheycansee.Atthistime,ifatall,thefathergroundhogcomesbacktothefamily.[90]: 316 BytheendofAugust,thefamilybreaksup;oratleast,thelargernumberscatter,toburrowontheirown.[91] Relationshipwithhumans[edit] Boththeirdietandtheirhabitofburrowingmakegroundhogsseriousnuisanceanimalsaroundfarmsandgardens.Theywilleatmanycommonlygrownvegetables,andtheirburrowscanunderminefoundations. Veryoften,thedensofgroundhogsprovidehomesforotheranimals,includingskunks,redfoxes,andcottontailrabbits.Foxesandskunksfeeduponfieldmice,grasshoppers,beetles,andothercreaturesthatdestroyfarmcrops.Inaidingtheseanimals,thegroundhogindirectlyhelpsthefarmer.Inadditiontoprovidinghomesforitselfandotheranimals,thegroundhogaidsinsoilimprovementbybringingsubsoiltothesurface.Thegroundhogisalsoavaluablegameanimalandisconsideredadifficultsportwhenhuntedinafairmanner.[92]InsomepartsoftheU.S.,theyhavebeeneaten.[93] Areportin1883bytheNewHampshireLegislativeWoodchuckCommitteedescribesthegroundhog'sobjectionablecharacter:[94][95] Thewoodchuck,despiteitsdeformitiesbothofmindandbody,possessessomeoftheamenitiesofahighercivilization.Itcleansitsfaceafterthemannerofthesquirrels,andlicksitsfurafterthemannerofacat.Yourcommitteeistoowise,however,tobedeceivedbythispurelysuperficialobservationofbetterhabits.Contemporaneouswiththeark,thewoodchuckhasnotmadeanymaterialprogressinsocialscience,anditisnowtoolatetoreformthewaywardsinner.Theaverageageofthewoodchuckistoolongtopleaseyourcommittee....Thewoodchuckisnotonlyanuisance,butalsoabore.Itburrowsbeneaththesoil,andthenchucklestoseeamowingmachine,manandall,slumpintooneoftheseholesanddisappear.... Thecommitteeconcludesthat"asmallbountywillproveofincalculablegood;atallevents,evenasanexperiment,itiscertainlyworthtrying;thereforeyourcommitteewouldrespectfullyrecommendthattheaccompanyingbillbepassed."[96] Groundhogsmayberaisedincaptivity,buttheiraggressivenaturecanposeproblems.DougSchwartz,azookeeperandgroundhogtrainerattheStatenIslandZoo,hasbeenquotedassaying"They'reknownfortheiraggression,soyou'restartingfromahardplace.Hisnaturalimpulseistokill'emallandletGodsort'emout.Youhavetoworktoproducethesweetandcuddly."[97]Groundhogscaredforinwildliferehabilitationthatsurvivebutcannotbereturnedtothewildmayremainwiththeircaregiversandbecomeeducationalambassadors.[98][99][100] IntheUnitedStatesandCanada,theyearlyFebruary2GroundhogDaycelebrationhasgiventhegroundhogrecognitionandpopularity.ThemostpopularlyknownofthesegroundhogsarePunxsutawneyPhil,WiartonWillie,JimmytheGroundhog,DunkirkDave,andStatenIslandChuckkeptaspartofGroundhogDayfestivitiesinPunxsutawney,Pennsylvania;Wiarton,Ontario;SunPrairie,Wisconsin;Dunkirk,NewYork;andStatenIslandrespectively.The1993comedyfilmGroundhogDayreferencesseveraleventsrelatedtoGroundhogDay,andportraysbothPunxsutawneyPhilhimself,andtheannualGroundhogDayceremony.FamousSoutherngroundhogsincludeGeneralBeauregardLee,basedatDausetTrailsNatureCenteroutsideAtlanta,Georgia.[101] GroundhogsareusedinmedicalresearchonhepatitisB-inducedlivercancer.Apercentageofthewoodchuckpopulationisinfectedwiththewoodchuckhepatitisvirus(WHV),similartohumanhepatitisBvirus.HumansdonotreceivehepatitisfromwoodchuckswithWHV,butthevirusanditseffectsonthelivermakethewoodchuckthebestavailableanimalforthestudyofviralhepatitisinhumans.TheonlyotheranimalmodelforhepatitisBvirusstudiesisthechimpanzee,anendangeredspecies.[102]Woodchucksarealsousedinbiomedicalresearchinvestigatingmetabolicfunction,obesity,energybalance,theendocrinesystem,reproduction,neurology,cardiovasculardisease,cerebrovasculardisease,andneoplasticdisease.[103]Researchingthehibernationpatternsofgroundhogsmayleadtobenefitsforhumans,includingloweringoftheheartrateincomplicatedsurgicalprocedures.[104] Groundhogburrowshaverevealedatleasttwoarchaeologicalsites,theUffermanSiteintheU.S.stateofOhio[105]andMeadowcroftRockshelterinPennsylvania.ArchaeologistshaveneverexcavatedtheUffermanSite,buttheactivitiesoflocalgroundhogshaverevealednumerousartifacts.Theyfavortheloosesoiloftheeskeratthesitelies,andtheirburrowdigginghasbroughtmanyobjectstothesurface:humanandanimalbones,pottery,andbitsofstone.[105]WoodchuckremainswerefoundintheIndianmoundsatAztalan,JeffersonCounty,Wisconsin.[106] RobertFrost'spoem"ADrumlinWoodchuck"usestheimageryofagroundhogdugintoasmallridgeasametaphorforhisemotionalreticence.[107] DaughterofaLejunior,Kentucky,coalminerwithherpetgroundhog(1946) CloseencounterwithaphotographeratSheldonMarshStateNaturePreserve,Ohio References[edit] ^Cassola,F.(2017)[errataversionof2016assessment]."Marmotamonax".IUCNRedListofThreatenedSpecies.2016:e.T42458A115189992.doi:10.2305/IUCN.UK.2016-3.RLTS.T42458A22257685.en.RetrievedFebruary19,2022. 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Furtherreading[edit] Bezuidenhout,A.J.;Evans,HowardE.(2005).Anatomyofthewoodchuck(Marmotamonax).Lawrence,KS:AmericanSocietyofMammalogists.doi:10.5962/bhl.title.61270.ISBN 9781891276439. Externallinks[edit] WikimediaCommonshasmediarelatedtoMarmotamonax. WikispecieshasinformationrelatedtoMarmotamonax. Woodchuck,HinterlandWho'sWho Woodchuck(Groundhog),MissouriConservationCommission NIHGuide:BREEDINGANDEXPERIMENTALFACILITYFORWOODCHUCKS(MARMOTAMONAX)BreedingandExperimentalFacilityforWoodchucks vteLivingspeciesoftribeMarmotini(groundsquirrels) Kingdom:Animalia Phylum:Chordata Class:Mammalia Order:Rodentia Suborder:Sciuromorpha Family:Sciuridae Subfamily:Xerinae Ammospermophilus(antelopesquirrels) Harris'santelopesquirrel(A. harrisii) EspírituSantoantelopesquirrel(A. insularis) Texasantelopesquirrel(A. interpres) White-tailedantelopesquirrel(A. leucurus) SanJoaquinantelopesquirrel(A. nelsoni) Callospermophilus(golden-mantledgroundsquirrels) Golden-mantledgroundsquirrel(C. lateralis) SierraMadregroundsquirrel(C. madrensis) Cascadegolden-mantledgroundsquirrel(C. saturatus) Cynomys(prairiedogs) Gunnison'sprairiedog(C.gunnisoni) White-tailedprairiedog(C. leucurus) Black-tailedprairiedog(C.ludovicianus) Mexicanprairiedog(C. mexicanus) Utahprairiedog(C.parvidens) Eutamias Siberianchipmunk(E. sibiricus) Ictidomys(littlegroundsquirrels) Mexicangroundsquirrel(I. mexicanus) I. parvidens Thirteen-linedgroundsquirrel(I. tridecemlineatus) Marmota(marmots)SubgenusMarmota:Graymarmot(M. baibacina) Bobakmarmot(M. bobak) Alaskamarmot(M. broweri) Black-cappedmarmot(M. camtschatica) Long-tailedmarmot(M. caudata) Himalayanmarmot(M. himalayana) Alpinemarmot(M. marmota) Menzbier'smarmot(M. menzbieri) Groundhogorwoodchuck(M. monax) Tarbaganmarmot(M. sibirica)SubgenusPetromarmota:Hoarymarmot(M. caligata) Yellow-belliedmarmot(M. flaviventris) Olympicmarmot(M. olympus) VancouverIslandmarmot(M. vancouverensis)Neotamias(westernchipmunks) Alpinechipmunk(N. alpinus) Yellow-pinechipmunk(N. amoenus) Buller'schipmunk(N. bulleri) Gray-footedchipmunk(N. canipes) Gray-collaredchipmunk(N. cinereicollis) Cliffchipmunk(N. dorsalis) Durangochipmunk(N. durangae) Merriam'schipmunk(N. merriami) Leastchipmunk(N. minimus) Californiachipmunk(N. obscurus) Yellow-cheekedchipmunk(N. ochrogenys) Palmer'schipmunk(N. palmeri) Panamintchipmunk(N. panamintinus) Long-earedchipmunk(N. quadrimaculatus) Coloradochipmunk(N. quadrivittatus) Red-tailedchipmunk(N. ruficaudus) Hopichipmunk(N. rufus) Allen'schipmunk(N. senex) Siskiyouchipmunk(N. siskiyou) Sonomachipmunk(N. sonomae) Lodgepolechipmunk(N. speciosus) Townsend'schipmunk(N. townsendii) Uintachipmunk(N. umbrinus) Notocitellus Tropicalgroundsquirrel(N. adocetus) Ring-tailedgroundsquirrel(N. annulatus) Otospermophilus(rocksquirrels) BajaCaliforniarocksquirrel(O. atricapillus) Californiagroundsquirrel(O. beecheyi) Rocksquirrel(O. variegatus) Poliocitellus Franklin'sgroundsquirrel(P. franklinii) Sciurotamias(Asianrocksquirrels) PèreDavid'srocksquirrel(S. davidianus) Forrest'srocksquirrel(S. forresti) Spermophilussensustricto(OldWorldgroundsquirrels) Alashangroundsquirrel(S. alashanicus) S. brevicauda Europeangroundsquirrel(S. citellus) Dauriangroundsquirrel(S. dauricus) Red-cheekedgroundsquirrel(S. erythrogenys) Yellowgroundsquirrel(S. fulvus) Russetgroundsquirrel(S. major) S. pallicauda Littlegroundsquirrel(S. pygmaeus) S. ralli S. relictus Speckledgroundsquirrel(Spermophilussuslicus) Taurusgroundsquirrel(Spermophilustaurensis) AsiaMinorgroundsquirrel(Spermophilusxanthoprymnus) Tamias Easternchipmunk(T. striatus) Urocitellus(Holarcticgroundsquirrels) Uintagroundsquirrel(U. armatus) Belding'sgroundsquirrel(U. beldingi) NorthernIdahogroundsquirrel(U. brunneus) SouthernIdahogroundsquirrel(U. endemicus) Merriam'sgroundsquirrel(U. canus) Columbiangroundsquirrel(U. columbianus) Wyominggroundsquirrel(U. elegans) Piutegroundsquirrel(U. mollis) Arcticgroundsquirrel(U. parryii) Richardson'sgroundsquirrel(U. richardsonii) Townsend'sgroundsquirrel(U. townsendii) Washingtongroundsquirrel(U. washingtoni) Long-tailedgroundsquirrel(U. undulatus) Xerospermophilus(pygmygroundsquirrels) Mohavegroundsquirrel(X. mohavensis) Perotegroundsquirrel(X. perotensis) Spottedgroundsquirrel(X. spilosoma) Round-tailedgroundsquirrel(X. tereticaudus) Category TaxonidentifiersMarmotamonax Wikidata:Q221612 Wikispecies:Marmotamonax ADW:Marmota_monax BOLD:12325 EoL:327979 EPPO:MAROMO Fossilworks:47902 GBIF:2437368 iNaturalist:46095 IRMNG:10199289 ITIS:180137 IUCN:42458 MSW:12400961 NatureServe:2.106510 NCBI:9995 Musmonax Wikidata:Q19773196 GBIF:9565913 ZooBank:66661434-8194-48C4-849C-B1E5C545348F Authoritycontrol:Nationallibraries Israel UnitedStates Retrievedfrom"https://en.wikipedia.org/w/index.php?title=Groundhog&oldid=1109932041" Categories:IUCNRedListleastconcernspeciesGroundhogsMarmotsMammalsofCanadaMammalsoftheUnitedStatesFaunaoftheEasternUnitedStatesFaunaoftheNortheasternUnitedStatesMammalsdescribedin1758TaxanamedbyCarlLinnaeusHiddencategories:CS1French-languagesources(fr)CS1errors:missingperiodicalWebarchivetemplatewaybacklinksUsemdydatesfromFebruary2022ArticleswithshortdescriptionShortdescriptionisdifferentfromWikidataArticleswith'species'microformatsCommonslinkisonWikidataTaxonbarswithautomaticallyaddedoriginalcombinationsArticleswithJ9UidentifiersArticleswithLCCNidentifiersArticlescontainingvideoclips Navigationmenu Personaltools NotloggedinTalkContributionsCreateaccountLogin Namespaces ArticleTalk English Views ReadEditViewhistory More Search Navigation MainpageContentsCurrenteventsRandomarticleAboutWikipediaContactusDonate Contribute HelpLearntoeditCommunityportalRecentchangesUploadfile Tools WhatlinkshereRelatedchangesUploadfileSpecialpagesPermanentlinkPageinformationCitethispageWikidataitem 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