The newer variant of avian influenza that recently infected dairy cattle in Nevada has a genetic change that’s thought to ...

A new H5N1 strain has been spotted in cows and New York is temporarily closing live poultry markets, among other warning ...

By 1957, scientists had a significantly more sophisticated understanding of influenza, worrying them that a pandemic similar ...

New York has ordered a weeklong shutdown of all live bird markets in New York City, Westchester and Long Island after seven ...

Bird flu appeared in a Texas dairy farm in March 2024. Havoc has followed on farms and in grocery stores and concerns mount for human health.

H5N9 is “not commonly seen in poultry in general,” says Eman Anis, assistant professor at the University of Pennsylvania ...

The newly reported H5N9 strain was found Monday at a duck farm in Merced County, California, according to the World Organization for Animal Health. The Paris-based organization that studies animal ...

Two animal deaths at Lincoln Park Zoo in Chicago have been traced to an outbreak of avian influenza, or bird flu, according to a statement from zoo officials on Wednesday. It also announced that ...

Large-scale poultry vaccinations may be driving bird flu evolution, according to a concerning new international study.

"The Chinese poultry lineage may have experienced more vaccine-driven selection compared to other lineages," the researchers ...

A subtype of bird flu caused by avian influenza A (H5) virus has been spreading worldwide in wild birds with a few outbreaks in poultry, dairy cows and other mammals across the United States ...