The elegant trogon has officially been renamed the coppery-tailed trogon, though experts insist it's the same rare ...

MARBLE CANYON, Ariz. — Nestled among Arizona’s colossal Vermilion Cliffs, an inconspicuous building bustles with the sounds of flapping wings. Inside the remote building, no larger than a double wide ...

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

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 ...