D. Herr/U.S. Forest Service
Studies have been done on the social behavior of the Belding's ground squirrel.
Yosemite bird checklist available in two sizes: 8.5 by 11-inch format (seven pages at 210 kb PDF) or 8.5 by 14-inch format (one page as a tri-fold at 271 kb PDF). If you choose to print the 8.5 by 14-inch legal paper size, you will need to click on "Properties" to select "2 Sided Print, Flip on Short Edge" and scale page to "Shrink to Printable Area."
Mammal species list
Amphibian species list
Reptile species list
Fish species list
Special status animal species (including endangered definitions)
- Fast Fact: Insects make up the most abundant animal species population in Yosemite and throughout the world. Butterflies are the most studied insect within the park. View a comprehensive list of Yosemite’s butterflies.
- Across the Country: 1,000 federally-listed T&E species are located in more than 200 of 392 National Park Service units.
- Help the Scientists: Fill out a Wildlife Observation Card to report wildlife sightings to the park. [37 kb PDF]