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

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

Egg prices plummet 42% in one year as avian flu outbreak subsides, but experts warn new detections could spark fresh volatility in coming months.

Experts are closely monitoring the marine animals, flagging mortalities and advising beach visitors to take extra precautions. Meanwhile, a Sonoma County poultry facility was struck by bird flu in ...

Wildlife authorities confirmed Thursday that nine more elephant seals, a sea lion and an otter have died from bird flu at Ano ...

In 2026, bird flu has already been detected in six backyard flocks in Iowa. Four of those were confirmed across the span of ...

The first seven cases of avian influenza were confirmed by preliminary testing at UC Davis and confirmatory testing by the ...

Wisconsin's fourth largest egg producer, Daybreak Foods, faces two more bird flu outbreaks in less than 2 weeks, impacting millions of hens.

After H5N1 bird flu was detected in elephant seals gathered at Año Nuevo State Park, other marine mammals have also succumbed, including a sea otter and sea lion. So far, only animals in San Mateo ...

Bucks County officials are warning residents not to touch or interact with wildlife in county parks after several birds in the county tested positive for avian flu. Several wild birds were found dead ...

Researchers are on high alert monitoring the local Piedras Blancas elephant seal rookery — though there is good news.

A swan which was found dead in east Cork earlier this week has tested positive for Highly Pathogenic Avian Influenza (HPAI) or bird flu.