Mammal Checklist


More than 60 mammals live in Yellowstone, The map below shows the most likely places to see the big mammals and the checklist below the map gives more information. Remember what you see will vary with the weather, season, and behavior of the animals. You might see these and other animals in other places in the park, or you might not see any at all. Enjoy looking for and watching wildlife.
Checklist

Habitat

Population

Bears, Cats, Dogs, Raccoons, & Weasels

Black Bearforests, meadows500–650
Grizzly Bearforests, meadows280–610
Coyoteforests, meadows, grasslandscommon
Gray Wolfforests, meadows>100
Foxmeadowsoccasional
Bobcatforests, meadowsmay be widespread
Cougarmountains, rocky areas15–17
Lynxsubalpine forestsfew
Raccoonrivers, cottonwoodsrare
Badgersagebrushcommon
Fisherforestsrare, if present
Martenconiferous forestscommon
Minkriparian forestsOccasional
River Otterrivers, lakes, pondscommon
Striped Skunkriparian to forestrare
Long-tailed Weaselwillows to spruce/fir forestscommon
Short-tailed Weaselwillows to spruce/fir forestscommon
Wolverinealpine, coniferous forestsrare

Hoofed Mammals

Elk (Wapiti)meadows, forests15,000–25,000
Mooseriparian, forests<500
Mule Deerforests, grasslands, shrub lands2,300–2,500
White-tailed Deerforests, grasslands, shrub landsoccasional
Bisonmeadows, grasslands>3,500
Bighorn Sheepcliffs, mountain slopes250–275
Mountain Goatalpine meadows, rocky slopes175–225
Pronghornsagebrush, grasslands200–250

Bats

Big Brown Batroost in sheltered areascommon
Fringe-tailed batroost in cliffs, large snagsuncommon
Hoary Batroost in treesuncommon
Little Brown Batroost in caves, buildings, treescommon
Long-eared Batroost in cliffs, buildingsuncommon
Long-legged Batroost in tree cavities, cliffs, buildingscommon
Silver-haired batroost in trees, including snagscommon
Western small-footed Batroost in rocky areas, cavesrare, if present
Townsend’s Big-eared Batroost in cavesuncommon
Yuma Batroost in caves, buildings, treesrare, if present

 

Habitat

Population

Pikas, Hares, Rabbits

Snowshoe Hareforests, willowscommon
White-tailed Jackrabbitsagebrush, grasslandscommon
Desert Cottontailshrub landscommon
Mountain Cottontailshrub landscommon
Pikarocky slopescommon

Shrews

Dusky Shrewmoist meadows, forestscommon
Masked Shrewmoist meadows, forestscommon
Water Shrewmoist meadows, forestscommon
Preble’s Shrewmoist meadows, forestsrare, if present
Dwarf Shrewmoist meadows, forestsrare

Beaver, Squirrels, Gopher, Mice, Porcupine

Beaverponds, streams500
Least Chipmunkforestscommon
Uinta Chipmunkforestscommon
Yellow Pine Chipmunkforestscommon
Yellow-bellied Marmotrocky slopescommon
Golden-mantled
Ground Squirrel
forests, rocky slopescommon
Northern Flying Squirrelforestsoccasional
Red Squirrelforestscommon
Uinta Ground Squirrelsagebrush, meadowscommon
Northern Pocket Gophersagebrush, meadows, forestscommon
Deer Mousegrasslandscommon
Western Jumping Mouseriparianoccasional
Muskratstreams, lakes, pondscommon
Heather Volesagebrush to forestsoccasional
Long-tailed Volemoist meadowscommon
Meadow Volemoist meadowscommon
Montane Volemoist meadowscommon
Red-backed Voledense forestscommon
Water Voleriparianoccasional
Bushy-tailed Woodratrocky slopescommon
Porcupineforests, sagebrush, willowscommon
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