• Visitors stand on the boardwalk of Grand Prismatic, the park's largest hot spring which is ringed with orange, brown and yellow runoff channels.

    Yellowstone

    National Park ID,MT,WY

Selected Yellowstone Animals

A grizzly bear standing in sage brush.
A grizzly bear on Swan Lake Flat.
NPS/Peaco
 
Bison: Frequently Asked Questions
Wildlife Viewing
Bear Sighting Form (139 Kb PDF)
Mammals of Yellowstone Checklist
Field Checklist of Yellowstone Birds
(92 Kb PDF)
The links above that are labeled (PDF) can only be viewed or printed using Adobe Acrobat Reader (available free, online).
The Yellowstone Park Foundation funded the Center for Wildlife Information Project, the Trumpeter Swan Recovery Project, and the Beaver Population Survey. They are a non-profit organization whose mission is to fund projects and programs that protect, preserve and enhance Yellowstone National Park.
  • Safely Watch Wildlife Safely Watch Wildlife

    Video on watching wildlife safely and respectfully. Read More

  • Wolves in Yellowstone Wolves in Yellowstone

    Links to wolf restoration, wolf management, wolf pack terrtories, Read 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.