Scientists reveal a never-before-seen species of leopard-size apex predator that lived in lush forest 30 million years ago.
What can save the desert's most tenacious birds? Tiny apartments. This endangered toad just got a big boost from Bad Bunny This endangered toad just got a big boost from Bad Bunny ...
RANGE: Desert springs, cienegas, and small tributary streams of the lower Gila and Colorado River drainages in Arizona, California, and Mexico THREATS: Competition and predation from nonnative fish, ...
Mexican long-nosed bats have been identified in southeastern Arizona through citizen scientist efforts and innovative DNA ...