Birds that call Arizona's desert ecosystem home — including the state's iconic cactus wren — are in serious decline, ...

Northern cardinals are commonly ... New Mexico and Arizona, and in Mexico. They are the most well-known of the types of cardinals for most U.S. birders. Males have vibrant red feathers, which ...

Nestled among Arizona ... to maintain a species whose fate is closely intertwined with human activity. A California condor’s presence cannot be ignored. The largest land bird in North America ...

Field biologists rappelled down a Lake Pleasant cliffside to check on bald eagle nestlings, ensuring the national bird continues to soar in Arizona.

New goshawk management plans were established in Arizona ... Though northern goshawks and their habitat remain unprotected by the U.S. Endangered Species Act, in August 2008 at least some of the birds ...

These are among 42 U.S. bird species that have ... Among 31 species that rely on arid landscapes, none are showing population increases. Northern Pintails are a duck species listed as a “yellow ...