An avian flu outbreak at California's Año Nuevo State Park is spreading across the Central Coast, infecting elephant seals, a ...

Scientists estimate more than 60 marine mammals may have been infected by the virus.

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 ...

Two weeks after scientists confirmed the first-ever outbreak of avian influenza, or bird flu, in elephant seals along the ...

Quick Take Scientists in California recently detected the first cases of H5N1 virus, avian influenza, in the northern ...

A fast-moving bird flu outbreak is devastating marine mammals, with massive losses reported across South America’s coasts.

A Birds-Eye View of the Impacts of H5N1 on Pinniped Conservation March 22, 2026 - By Kat Kerlin - When the H5N1 highly ...

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 ...

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 ...

The avian flu has been identified for the first time in northern elephant seals at Año Nuevo State Park in California, researchers said. Dead elephant seal pups were observed on Feb. 19 and 20. Live ...