Migrating wild birds are spreading the virus to domesticated flocks, increasing the risk of eventually seeing a human outbreak. Scientists are troubled by the muted federal response.

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.

Nearly two million U.S. turkeys have died from bird flu in recent months. An agricultural economist explains what ongoing outbreaks could mean for Thanksgiving meals

Cornell scientists discover that the H5N1 virus survives for up to 120 days in raw milk cheese, which contravenes health regulations.

Germany has already recorded in 2025 its highest number of bird flu outbreaks in three years and there is no relief in sight, the Friedrich Loeffler Institute for Animal Diseases said, as Europe witnessed a sharp resurgence of the deadly disease.

People have been warned not to touch dead or sick birds after a case of avian flu was confirmed in Nottinghamshire. The disease was found in a wild whooper swan in Shelford, according to Nottinghamshire County Council. Wild birds which migrate to the UK can carry the disease which can lead to cases in poultry and other captive birds.

An unnamed Sonoma farm that tested positive on Oct. 28 had a total of 231,000 birds either killed by the virus or euthanized, while the other Sonoma farm, which tested positive for HPAI earlier this month, had an estimated 63,400 affected birds.