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

Egg prices have been on a roller-coaster in recent years amid supply disruptions due to an avian flu outbreak. Here's the ...

Egg prices declined in April for the first time in months after shortages caused by an avian flu outbreak caused prices to surge. The mere task of purchasing a grocery store staple became a political ...

LANCASTER COUNTY, Pa. (WHTM) – Lancaster County, the national epicenter of an avian flu outbreak, is reporting new cases ...

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

Middle Creek Wildlife Management Area visitors are asked to report sick or dead birds as the state responds to avian ...

For the first time, confirmation of the deadly H5N1 virus has been detected in California's elephant seal population.

Zoetis received conditional USDA approval for an avian flu vaccine. Major poultry and dairy organizations back vaccine use to control the virus. The Trump administration is rolling out a new strategy ...

More than 50 skuas in Antarctica died from the high pathogenicity avian influenza virus H5N1 in the summers of 2023 and 2024, marking the first documented die-off of wildlife from the virus on the ...

Poultry flocks in three southern Wisconsin counties have been confirmed to be infected with highly pathogenic avian influenza ...