Arizona's state bird fends for itself against predators in the desert, making its home in prickly plants. Here's what to know ...

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 ...

Researchers and citizen scientists took samples of environmental DNA from saliva on backyard hummingbird feeders and agave ...

Researchers analyzed saliva the nocturnal mammals leave behind when sipping nectar from plants and residential hummingbird ...

FLAGSTAFF, Ariz. (AP) — Scientists have long suspected that Mexican long-nosed bats migrate through southeastern Arizona, but ...

Scientists were slow to recognize that Covid spreads through the air. Some are now trying to get ahead of the bird flu. By Carl Zimmer Carl Zimmer has reported on pandemics since 2009 and is the ...

Now, Crescent Duck Farm is the only one left. It produced a million ducks a year, until two weeks ago, when bird flu shut the farm down. Corwin said, "I saw a flock one day that was great ...

One of the hottest teams in college basketball faces a tought test when Arizona travels to Arizona State for a high-stakes rivalry Saturday matchup on CBS. The Wildcats (14-6, 8-1 Big 12 ...

The strain had previously been found only in birds and people. Most bird flu infections in dairy cattle in the US have been the B3.13 variant, or what’s become known as the “cattle clade.” ...