Historically, desert bighorn sheep inhabited parts of the Chihuahuan Desert, Sonoran Desert, Mojave Desert and Great Basin Desert. Prior to the construction of the El Paso and Southwestern ...

Mexican bighorn sheep, Sonoran desert tortoise, mule deer, jaguars, and even low-flying owls. Preliminary survey results indicate the Pinacate population of Sonoran pronghorn declined from 126 animals ...

The Sonoran Desert is an icon of the Wild West ... Hikers and campers might even catch a glimpse of animals like desert bighorn sheep, mountain lions, mule deer, bats, and javelina!

But it is home to the country’s core population of endangered Sonoran pronghorn, as well as desert bighorn sheep, kit foxes, golden eagles and other wildlife. The construction has forever altered the ...