• Steam rises off of the colorful Mammoth Hot Springs Terraces

    Yellowstone

    National Park ID,MT,WY

Yellowstone Animal Alphabet Book

Amphibian Blotched Tiger Salamander

Blotched tiger salamander

NPS

A is for Amphibian

Amphibians—frogs, toads, and salamanders—are sensitive to pollution and changes in water. These sensitivities make amphibians valuable indicators of larger change like disease and climate change. Researchers monitor amphibian populations in Yellowstone.

Listen to frogs in our Sounds Library.

 
Bison and calf

Bison and calf

NPS/Herbert

B is for Bison

Bison are the biggest land mammals Yellowstone and North America. Males weigh up to 2,000 pounds and females weigh up to 1,000 pounds. Even the biggest bison had to start as a little baby calf.

Listen to bison bellow in our Sound Library.

 
Coyote

Coyote

NPS/Peaco

C is for Coyote

Coyotes are often mistaken for wolves, but they are about one-third smaller. A coyote's coat can be tan to gray with some orange on its ears.

Listen to coyotes howl in our Sound Library.

 
Female mule deer

Female mule deer

NPS/Herbert

D is for Deer

The Greater Yellowstone Ecosystem is home to both mule deer and white-tailed deer. Mule deer, found only in the western United States, spend the summer in Yellowstone and migrate north of the park in the winter. White-tailed deer are the most common deer species in North America, but are scarce in Yellowstone.

 
immature bald eagle

Immature bald eagle

NPS/Herbert

E is for Eagle

Bald eagles and golden eagles are two of twelve raptor species in Yellowstone. Young bald eagles do not have completely white heads and tails and can be mistaken for golden eagles.

 

Additional Pages and Resources

Select a set of letters to see photos of animal whose name starts with that letter and to read a little bit about the animal.

  • ABCDE: Amphibian, Bison, Coyote, Deer, Eagle
  • FGHIJ: Fox, Grizzly Bear, Hare, Insect, Jackrabbit
  • KLMNO: Kestrel, Loon, Moose, Nutcracker, Otter
  • PQRST: Pronghorn, Thermus aQuaticus, Raven, Sheep, Trumpeter Swan
  • UVWXYZ: Uinta Ground Squirrel, Vole, Wolf, LynX, Yellowstone Cutthroat Trout, Zygogonium

Animals: Find comprehensive information about wildlife in Yellowstone.
Inside Yellowstone Video Series: Join park rangers as they describe Yellowstone's wildlife and other features in these two-minute videos.

Did You Know?