Kofa National Wildlife Refuge

The endangered Sonoran Pronghorn can be found inside of the Barry M. Goldwater Mountain Ranges, which are managed by the U.S. Marine Corps and Air force.

A Canadian scientist is exploring the link between historical volcanic activity and the saguaro cactus population of Kofa National Wildlife Refuge near…

Pronghorn once roamed North America by the millions, but human activity fragmented the species into four distinctive types, one of which makes its home in…