Jaguars are usually associated with the tropics of Central and South America, but historical records show they once prowled ...

Near southeastern Arizona’s borderlands, there’s a new jaguar on the scene. Under the cover of night in late November, the big cat was spotted traipsing through tall grass, providing a fleeting ...

Pick a sunny day. Drive down Mule Pass just outside of Bisbee. Go through the tunnel. Find the trail that starts under a tree. Trek up Mount Ballard 7,000 feet, and look carefully. There, in the ...

A genetically distinct population of Yarrow's spiny lizard in Arizona's Mule Mountains is facing local extinction due to climate change. Conservationists have petitioned to list the lizard as a ...