A highly pathogenic strain of bird flu (H5N1) has been slowly but steadily making its way through the country in an unprecedented way. While bird flu usually transmits between birds, transmissions have been recorded in herds of dairy cattle the past few ...

Federal health officials are warning that certain lots of raw cat food may be contaminated with H5N1 bird flu after a pet cat in San Francisco that ate the food became infected with the virus and had to be euthanized. The U.S. Food and Drug Administration ...

Since the avian flu arrived en force in California's dairy industry in 2024, not only has it sickened cows, it has killed hundreds of domestic cats. Some pet cats that live on dairy farms were infected with the H5N1 virus by drinking raw milk. Both pets ...

Eastern WA commercial poultry operation confirmed highly pathogenic avian influenza. State agencies warn migrating waterfowl increase infection risk for backyard, commercial flocks. Authorities advise confinement, disinfection, restricted access and prompt ...

It was a quiet summer for bird flu: Egg prices fell a bit, fewer sick poultry flocks were culled on farms, and officials took a breath. “It was lovely,” said Shauna Voss, the assistant director of the Minnesota Board of Animal Health. But it didn’t last.