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

Avian influenza has been detected in milk from a dairy herd in Maricopa County, according to the Arizona Department of Agriculture.

A fungus that has killed millions of bats across North America has arrived in Arizona, state wildlife officials announced on ...

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 ...

A baby bobcat was pulled from a Tucson chimney in this adorable rescue. Watch how rescuers used salad tongs to save the ...

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

Arizona has 28 species of bats that eat annoying insects and pollinate plants. Here's when they come out and what to do if one gets in your house.

State wildlife authorities continue to collect dead coyotes from the Pantano Wash on Tucson's east side, where 32 of the ...

As winter rolls on, Arizona wildlife officials urged people to proceed with caution when walking on frozen lakes.

Scientists have long suspected that Mexican long-nosed bats migrate through southeastern Arizona, but without capturing and ...