Looking for some things to do in Tucson, Arizona? This college town has plenty of outdoor activities and historic landmarks ...

The Sonoyta mud turtle has evolved as an aquatic species in one of the driest parts of the Sonoran Desert. With webbed feet and an innate ... been a candidate for 20 years that the U.S. Fish and ...

“It’s vital to Arizona not just to wildlife but also to tourism and ... world to visit places like Saguaro National Park or ...

Responding to a formal notice of intent to sue from the Center for Biological Diversity, the U.S. Fish and Wildlife ... a small desert fish facing multiple major threats — but the agency will delay ...