Scientists and wildlife specialists continue to sample and monitor marine mammals in California, where the first cases of highly pathogenic avian influenza (HPAI) H5N1 in a California marine mammal ...

The H5N1 bird flu virus that devastated South American elephant seal populations has been confirmed in seals at California's Año Nuevo State Park, researchers from UC Davis and UC Santa Cruz announced ...

Last week, a day that ecologists and virologists in California have feared for years finally arrived. Officials confirmed seven weaned northern elephant seal pups tested positive for highly pathogenic ...

FILE - An elephant seal pup, right, rests next to female elephant seals on a beach at Año Nuevo State Park, Friday, Jan. 16, 2026, in Pescadero, Calif. (AP Photo/Godofredo A. Vásquez,File) (ASSOCIATED ...

"The avian influenza outbreak that put some of California’s most beloved marine mammal and sea bird populations at risk has subsided in marine mammals, according to officials who confirmed no positive ...

Marble Canyon, Ariz. (AP) — Three California condors have died from avian flu in northern Arizona and authorities are trying to determine what killed five others in the flock, the National Park ...

Multiple elephant seal pups along the Northern California coast have tested positive for the deadly avian influenza, or bird flu, according to new research from the University of California.

After another raw pet food recall and a cluster of H5N1 bird-flu-infected cats, Los Angeles county public health officials are re-upping their warning to pet owners: Stop feeding your dogs and cats ...

Researchers say seven seal pups have tested positive for an avian flu virus at California’s Año Nuevo State Park and several more are showing signs of the illness. The outbreak has prompted park ...

Elephant seal pups at California’s Año Nuevo State Park have tested positive for the H5N1 bird flu virus, researchers from UC Davis and UC Santa Cruz announced Wednesday. The outbreak marks the first ...