Mammals
Rodents

Whitetail Antelope Squirrel

Ammospermophilus leucurus

Joshua Tree National Park, California, USA - May 2006

White-tailed Antelope Squirrels are abundant in most desert habitats in the southwestern United States, except most of Arizona where it is replaced by the Yuma Antelope Squirrel.

Joshua Tree National Park, California, USA - May 2006

Anza-Borrego Desert, California, USA - May 2006