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

Arizona agricultural officials say they now have the first detection of H5N1 avian influenza in milk produced by a dairy herd ...

Bird Mimicry Bird that mimic other birds are the cover artists of the bird world, borrowing sounds and tunes from other birds to use as their own. Some mimicry bird species—mockingbirds, thrashers and ...

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

At least 75 wild bird species in the United States are poisoned by spent lead ... Since 1992, at least 30 reintroduced condors in California and Arizona are known or suspected to have died from lead ...

Utah Division of Wildlife Resources officials say the avian flu has been detected in wild species across 10 counties over the ...

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

FLAGSTAFF, Ariz. -- Scientists have long suspected that Mexican long-nosed bats migrate through southeastern Arizona, but without capturing and measuring the night-flying creatures, proof has been ...

Avian influenza, commonly known as bird flu, is taking a toll on migrating sandhill cranes and other waterfowl as the deadly ...

The Arizona Woodpecker is a small, predominantly brown woodpecker with distinctive white spotting on its wings and underparts. Its back is a rich chocolate brown, contrasting with its pale, speckled ...

Another spillover of the H5N1 bird flu virus from wild birds to dairy cattle appears to have occurred, this time in Arizona.