• A bull elk bugles in Yellowstone National Park

    Yellowstone

    National Park ID,MT,WY

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  • Craig Pass Closed for the Season

    The road linking West Thumb and Old Faithful is closed for the season—traffic should detour through West Thumb, Lake, and Canyon. More »

Animals

Yellowstone's abundant and diverse wildlife are as famous as its geysers. There are 67 species of mammals including 7 species of native ungulates and 2 species of bears, nearly 300 species of birds, 16 species of fish, 4 species of amphibians, and 5 species of reptiles.

A Columbia Spotted Frog rests on a branch.

Amphibians

Yellowstone has four species of amphibians: blotched tiger salamander, boreal chorus frog, boreal toad, and Columbia spotted frog. Learn more…

An eagle perches on the snow while eating a trout.

Birds

Approximately 150 species of birds nest in Yellowstone. Learn more…

A coyote with a mouth full of prey.

Mammals

Yellowstone is home to the largest concentration of mammals in the lower 48 states. Learn more…

A wandering garter snake peeks out of the grass.

Reptiles

Yellowstone is home to six reptile species. Learn more…

Did You Know?

Upper Geyser Basin Hydrothermal Features on a Winter Day.

Yellowstone contains approximately one-half of the world’s hydrothermal features. There are over 10,000 hydrothermal features, including over 300 geysers, in the park.