Mexican long-nosed bats have been identified in southeastern Arizona through citizen scientist efforts and innovative DNA ...

One U.S. hummingbird species truly hunkers down for the winter, and that’s the Anna’s Hummingbird. In the early 1900s, they ...

Take Our A-Z-Animals Birds Quiz Hummingbirds fly year-round in parts of the Southwestern U.S., especially in southeastern Arizona and close to the U.S.-Mexico border in Arizona, New Mexico ...

An endangered species of bat has been confirmed in Arizona for the first time, using an emerging genetic sampling method and the work of an amateur scientist.

Their small size and blazing metabolism mean they live life on a knife-edge, sometimes needing to shut down their bodies ...

Iridescent purple bow ties are the telltale signs of black-chinned hummingbirds. This species is a common backyard visitor in ...