North America's largest bird, the California condor, boasts a wingspan of up to 9 feet and is currently classified as ...

which is investigating the California outbreak, confirmed that the duck farm case does stem from reassortment of the H5N1 virus circulating in U.S. birds. But the agency said the finding was not ...

While some hummingbirds are residents of California all year, others may only be seen for certain periods of time, if you're lucky.

At least 20 birds taken to the Wetlands and Wildlife Care Center have died after being poisoned by the domoic acid algae.

Dozens of bird eggs and chicks have been rescued from a single wind-damaged eucalyptus tree that was dangerously close to ...

In response to a petition from the Center for Biological Diversity, the U.S. Fish and Wildlife Service announced today that the rare western wildflower Tecopa bird’s beak may qualify ... in western ...