Since March, 20 condors have died in the Arizona-Utah flock — more than 15% of the population there, some officials estimate — and half of those birds tested positive for Highly Pathogenic ...

Three California condors in northern Arizona have died after they were infected with highly pathogenic avian influenza (HPAI). The Peregrine Fund first observed a bird in the wild exhibiting signs ...

For some wild bird species it was "pretty devastating," said Tice Supplee, director of bird conservation with Audubon Southwest. Dozens of California condors died in northern Arizona from the flu ...

All of the birds are in the condor population that lives and moves freely throughout northern Arizona and southern Utah, using the landscape within Grand Canyon National Park, Zion National Park ...

All the season’s colors made the gray mockingbird seem so majestic,” says Birds & Blooms reader Sujata Roy. In addition to gray birds, you should learn to identify these small red birds. Canada Jay ...

It appears that there may have been another spillover of H5N1 bird flu virus from wild birds into dairy cattle. The Arizona Department of Agriculture announced Friday that it had found the virus ...