Ground Squirrel, Zion National Park

Chipmunk, Angel's Rest, Zion National Park

Raven, Bryce Canyon National Park

Marmot, Rocky Mountain National Park
photo credit: Rochelle Elkan

Doe and her fawn, Caspar

Collared Lizard (keeping his head cool), Zion National Park

Chuckwalla, Zion National Park

California Condor, Grand Canyon National Park

Collared Lizard, Mesa Verde National Park

Bison, Yellowstone National Park
photo credit: Rochelle Elkan