The bald eagle officially became the U.S. national bird after a Christmas Eve proclamation signed by President Joe Biden only weeks before he left office. But Arizona and all states in the union ...

Arizona’s desert birds are in decline, according to a national conservation report tracking long-term bird populations, prompting one conservation group to ask the federal government to take action on ...

Stacker compiled a list of the most common birds seen near feeders in Arizona using data from the Cornell Lab of ...

A hummingbird hovers near an ocotillo flower in the Sonoran Desert near Tucson, Arizona, in early March. Credit: Roberto (Bear) Guerra But winter isn’t hummingbirds’ time to be here. They usually come ...

They're Arizona's original snowbirds, the sandhill cranes that descend on the wetlands of southern Arizona every fall.

With threats of avian flu and lead poisoning, biologists are working overtime to care for a species that nearly went extinct.