Opossums

Order: Didelphimorphia Family: Didelphidae

One species of opossum occurs in Pennsylvania.

Common nameScientific nameStatus[2]NotesDistribution[2]

Virginia opossum

Young Possum.jpg

Didelphis virginianaCommonD. virginiana virginianaStatewide

Shrews and moles

Order: Soricomorpha Family: Soricidae

Seven species of shrews live in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
Northern short-tailed shrewBlarina brevicaudaCommon Statewide
Least shrewCryptotis parvaEndangered
locally
 South central
Masked shrewSorex cinereusCommon Statewide
Maryland shrewSorex cinereus fontinalisCommonThe Maryland shrew is now considered a subspecies of masked shrew.Piedmont and Valley and Ridge
Long-tailed shrewSorex disparRare Appalachian Uplands
Smoky shrewSorex fumeusCommon Statewide
Pygmy shrewSorex hoyiUncommon Presumed statewide
Water shrewSorex palustrisUncommon Mountain streams

Order: Soricomorpha Family: Talpidae

Three species of moles occur in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
Star-nosed moleCondylura cristataUncommon Statewide
Hairy-tailed moleParascalops breweriUncommon Statewide
Eastern moleScalopus aquaticusUncommon Piedmont and Valley and Ridge

Bats

Order: Chiroptera Family: Vespertilionidae

Eleven species of evening bats occur in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
Tri-colored batPerimyotis subflavusUncommon Statewide
Big brown batEptesicus fuscusCommon Statewide
Evening batNycticeius humeralisRare Southeastern
Red batLasiurus borealisUncommon Statewide
Seminole batLasiurus seminolusRare Piedmont
Hoary batLasiurus cinereusUncommon Statewide
Small-footed myotisMyotis leibiiThreatened
locally
 Statewide
Northern long-eared batMyotis septentrionalis  Statewide
Little brown myotisMyotis lucifugusCommon Statewide
Indiana batMyotis sodalisEndangered Central
Silver-haired batLasionycteris noctivagansUncommon Statewide

Rabbits and hares

Order: Lagomorpha Family: Leporidae

Three species of rabbits and hares occur in Pennsylvania.

Common nameScientific nameStatusNotesDistribution

Eastern cottontail

Sylvilagus floridanus Yardley PA.jpg

Sylvilagus floridanusCommon Statewide
Appalachian cottontailSylvilagus obscurusUncommon Eastern mountains
Snowshoe hareLepus americanusRare Appalachian Uplands

Rodents

Order: Rodentia Family: Castoridae

One species of beaver occurs in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
BeaverCastor canadensisReintroduced Statewide

Order: Rodentia Family: Myocastoridae

One species of porcupine occurs in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
North American porcupineErethizon doratumUncommon Northern and central

Order: Rodentia Family: Dipodidae

Two species of jumping mice occur in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
Woodland jumping mouseNapaeozapus insignisCommon Northern and western
Meadow jumping mouseZapus hudsoniusCommon Statewide

Order: Rodentia Family: Cricetidae

Nine species of voles and New World rats and mice occur in Pennsylvania.

Subfamily Arvicolinae (lemmings, voles, and muskrats)

Common nameScientific nameStatusNotesDistribution
Rock voleMicrotus chrotorrhinusRare Northeast
Meadow voleMicrotus pennsylvanicusCommon Statewide
Woodland voleMicrotus pinetorumCommon Statewide
Southern bog lemmingSynaptomys cooperiUncommon Statewide
Southern red-backed voleMyodes gapperiCommon Statewide
MuskratOndatra zibethicusCommon Statewide

Subfamily Neotominae (North American rats and mice)

Common nameScientific nameStatusNotesDistribution
WoodratNeotoma magisterThreatened Mountain ridges
Deer mousePeromyscus maniculatusCommon Statewide
White-footed mousePeromyscus leucopusCommon Statewide

Order: Rodentia Family: Muridae

Three species of Old World rats and mice occur in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
House mouseMus musculusIntroduced Statewide
Norway ratRattus norvegicusIntroduced Statewide
Black ratRattus rattusIntroduced Statewide

Order: Rodentia Family: Sciuridae

Eight species of squirrels, chipmunks, and marmots occur in Pennsylvania.

Subfamily Sciurinae (tree squirrels and flying squirrels)

Common nameScientific nameStatusNotesDistribution

Gray squirrel

Grey squirrel in snow.jpg

Sciurus carolinensisCommon Statewide
Fox squirrelSciurus nigerUncommon Southern and western
Red squirrelTamiasciurus hudsonicusCommon Statewide
Northern flying squirrelGlaucomys sabrinusRare Northern
Southern flying squirrelGlaucomys volansCommon Statewide

Subfamily Xerinae (chipmunks and ground squirrels)

Common nameScientific nameStatusNotesDistribution
WoodchuckMarmota monaxCommon Statewide
Thirteen-lined ground squirrelSpermophilus tridecemlineatusIntroduced Mercer and Venango Counties
Eastern chipmunkTamias striatusCommon Statewide

Carnivorans

Order: Carnivora Family: Felidae

One species of cat occurs in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
BobcatLynx rufusRareL. rufus rufusAppalachian Uplands

Order: Carnivora Family: Canidae

Three species of canids occurred in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
CoyoteCanis latransCommonNortheastern coyote, C. latrans thamnosStatewide
Red foxVulpes vulpesCommonEastern American red fox, V. vulpes fulvusStatewide
Gray foxUrocyon cinereoargenteusCommon Statewide

Order: Carnivora Family: Ursidae

One species of bear occurs in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
Black bearUrsus americanusCommonU. americanus americanusMost of state

Order: Carnivora Family: Mephitidae

Two species of skunks occur in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
Striped skunkMephitis mephitisCommon Statewide
Eastern spotted skunkSpilogale putoriusRare South central

Order: Carnivora Family: Mustelidae

Six species of weasels occur in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
River otterLontra canadensisRareL. canadensis canadensisNorthern
FisherMartes pennantiReintroduced North central
ErmineMustela ermineaUncommon Statewide except southwest
Long-tailed weaselMustela frenataCommon Statewide
Least weaselMustela nivalisUncommonM. nivalis allegheniensisWestern two-thirds
MinkMustela visonCommonM. vison minkStatewide

Order: Carnivora Family: Procyonidae

One species of raccoons occurs in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
RaccoonProcyon lotorCommonEastern raccoon, P. lotor lotorStatewide

Hoofed mammals

Order: Artiodactyla Family: Cervidae

Two species of deer and elk occur in Pennsylvania.

Common nameScientific nameStatusNotesDistribution
ElkCervus canadensisReintroduced North central

White-tailed deer

White-tailed deer fawn in Berwyn PA.jpg

Odocoileus virginianusCommonNorthern white-tailed deer, O. virginianus borealisStatewide

Reference