The two major habitats here are the Sonoran xeric bush scrub with creosote bush, and Sonoran thorn forest with Velvet mesquite.
Wildlife species include the desert bighorn sheep, mule deer, wild burro, coyote, black-tailed jackrabbit, ground squirrels, kangaroo rats, quail, roadrunners, owls, several species of rattlesnakes and lizards, and the threatened desert tortoise.