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.

U.S. and California health officials confirmed two new cases of H5N1 bird flu in dairy farm workers in the state on Friday, ...

An unnamed Sonoma farm that tested positive on Oct. 28 had a total of 231,000 birds either killed by the virus or euthanized, ...

A rural legal aid group is suing the California Department of Food and Agriculture for refusing to disclose the locations of ...

In California, the state veterinarian banned chicken shows to limit the spread of bird flu. That left county fairs across the state devoid of chickens — and their 7-year-old 4H caretakers despondent.

California’s state veterinarian banned all chicken shows this year to limit the spread of bird flu, leaving county fairs ...

California’s first bird flu outbreaks of the 2025-26 winter season have hit close to home. The owner of Reichardt Duck Farm, which sits in the rolling hills between Petaluma and the Two Rock area, ...

The highly contagious bird flu virus is decimating commercial flocks of chickens and turkeys just as the holiday season ...

A Sonoma County duck farm is being forced to destroy tens of thousands of ducks that have been or will be infected by a highly-contagious bird flu. The same farm was hit by the disease two years ago ...

The avian flu is devastating marine mammal populations. A new survey finds that nearly half of breeding females in the world's largest population of southern elephant seals were killed by the virus.

(FOX40.COM) — The California Department of Fish and Wildlife has reported positive cases of avian flu in El Dorado County as birds begin to migrate. Officials with CDFW said multiple Canada geese were ...

The sudden decimation by bird flu of the world's largest seal has sent shockwaves through the scientific community, and the ...