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Mammals of Glacier National Park

Distribution information was obtained from Meet the Mammals of Waterton-Glacier International Peace Park, by Robert C. Gildart (See Reading List). Nomenclature follows, for the most part, a Field Guide to Mammals, by William H. Burt and Richard P. Grossenheider.

Key to symbols:

E — occurs east of Continental Divide (spruce-fir forest; aspen; bunchgrass meadows)
W — occurs west of Continental Divide (red cedar-hemlock-lodgepole-fir-larch forest; some meadows)
A — occurs in alpine areas (above upper edge of continuous forest)
R — rare in Glacier National Park


Masked shrew, Sorex cinereus
E, W, coniferous forests, meadows, pond and stream edges

Vagrant shrew, Sorex vagrans
E, W, A, moist forests and grasslands, marsh and stream edges

Northern water shrew, Sorex palustris
E, W, stream edges


Little brown myotis, Myotis lucifugus
E, W, coniferous forests, often around buildings, caves; nocturnal

Long-eared myotis, Myotis evotis
E, W, A, R, coniferous forests, meadows; nocturnal

Long-legged myotis, Myotis volans
E, W, A, coniferous forests, meadows; nocturnal

Big brown bat, Eptesicus fuscus
E, W, coniferous forests; often around buildings, caves; nocturnal

Silver-haired bat, Lasionycteris noctivagans
E, W, coniferous forests; meadows; nocturnal

Hoary bat, Lasiurus cinereus
E, W, coniferous forests; mostly nocturnal


Bobcat, Lynx rufus
E, open forests, brushy areas

Lynx, Lynx canadensis
E, W, coniferous forests

*Cougar, Felis concolor
E, W, coniferous forests

Raccoon, bears

Raccoon, Procyon lotor
E, W, R, open forests, stream bottoms

Black bear, Ursus americanus
E, W, A, forests, slide areas, alpine meadows

Grizzly, Ursus arctos
E, W, A, forests, slide areas, alpine meadows


Red Fox, Vulpes vulpes
E, grasslands, open forest

*Coyote, Canis latrans
E, W, A, forests, grasslands

Gray wolf, Canis lupus
E, W, R, coniferous forests


Striped skunk, Mephitis mephitis
E, W, open forests, grasslands

Badger, Taxidea taxus
E, W, grasslands

River otter, Lutra canadensis
E, W, R, rivers, lakes

*Wolverine, Gulo gulo
E, W, A, coniferous forests, alpine meadows

Least weasel, Mustela rixosa
E, R, open forests, grasslands

Shorttail weasel, Mustela erminea
E, W, A, coniferous forests, meadows

*Longtail weasel, Mustela frenata
E, W, A, open forests, meadows

Mink, Mustela vison
E, W, creek and lake edges

Marten, Martes americana
E, W, A, coniferous forests

Fisher, Martes pennanti
E, W, R, coniferous forests


Pika, Ochotona princeps
E, W, A, rockslides

Snowshoe hare, Lepus americanus
E, W, coniferous forests

Whitetail jackrabbit, Lepus townsendii
E, W, R, grasslands


Hoary marmot, Marmota caligata
E, W, A, rocky areas, alpine meadows

Richardson ground squirrel, Spermophilus richardsonii
E, R, grasslands

Columbian ground squirrel, Citellus columbianus
E, W, A, open woodlands, grasslands, alpine meadows

Thirteen-lined ground squirrel, Spermophilus tridecemlineatus
E, R, grasslands

Golden-mantled squirrel, Spermophilus lateralis
E, W, A high, open forests; rocky areas

Least chipmunk, Eutamias minimus
E, W, A, high, open forests; brushy, rocky areas; alpine meadows

Yellow pine chipmunk, Eutamias amoenus
E, W, open forests; brushy, rocky areas

Redtail chipmunk, Eutamias ruficaudus
E, W, open forests; brushy, rocky areas

Red squirrel, Tamiasciurus hudsonicus
E, W, coniferous forests

Northern flying squirrel, Glaucomys sabrinus
E, W, coniferous forests; nocturnal

Pocket gophers

Northern pocket gopher, Thomomys talpoides
E, W, A, meadows


*Beaver, Castor canadensis
E, W, streams, lakes

Voles and kin

Deer mouse, Peromyscus maniculatus
E, W, A, forests, grasslands, alpine meadows

Bushytail woodrat Neotoma cinerea
E, W, A, rocky areas, old buildings

Northern bog lemming, Synaptomys borealis
W, R, coniferous forests

Mountain phenacomys, Phenacomys intermedius
E, W, A, coniferous forests, alpine meadows

Boreal redback vole, Clethrionomys gapperi
E, W, coniferous forests

Meadow vole, Microtus pennsylvanicus
E, W, open forests, meadows; along streams; marshy areas

Longtail vole, Microtus longicaudus
E, W, coniferous forests, grasslands

Water vole, Arvicola richardsoni
E, W, A, high-elevation stream and fake edges

Muskrat, Ondatra zibethica
W, streams, lakes, marshy areas

Western jumping mouse, Zapus princeps
E, W, A, grasslands, alpine meadows


Wapiti (American elk), Cervus canadensis
E, W, A, open forests, meadows

Mule deer, Odocoileus hemionus
E, W, A, open forests, meadows, often at high elevations

Whitetail deer, Odocoileus virginianus
E, W, coniferous forests, meadows, creek and river bottoms

Moose, Alces alces
E, W, coniferous forests, lakes, slow streams, marshy areas


*Mountain goat, Oreamnos americanus
E, W, A, high peaks and meadows

Bighorn, Ovis canadensis
E, A, open mountainous areas


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