Health officials in Washington state say they have identified the nation’s first human case of bird flu since February, ...

Since late 2021, a panzootic, or "a pandemic in animals," of highly pathogenic bird flu variant H5N1 has devastated wild ...

The British Antarctic Survey estimates that more than 50,000 individuals are missing from the beaches following the virus’s ...

Michigan officials say they have confirmed five new cases of highly pathogenic avian influenza in the state, including one backyard flock each in Monroe County and St. Clair County.

The world's largest species of seal has been devastated by bird flu, which has wiped out half of all breeding females at a ...

The largest population of elephant seals in the world suffered massive mortality in 2023 from H5N1 bird flu infection. Animal experts fear for California's elephant seals.

After the H5N1 virus hit the remote island of South Georgia in 2023, more than 50,000 breeding females may have disappeared.