AIV prevalence is monitored in hunter-killed waterfowl in the Sacramento Valley of California. Overall virus prevalence in ...

H5N1 headlines are unsettling for anyone who collects eggs from a coop instead of a carton, but they are also a practical ...

Last year, the state confirmed two additional cases in migratory Koloa Mapu, or Northern pintail, ducks — one that was ...

Lower egg prices have subdued public discussion about bird flu. But the virus is expected to devastate farms this winter.

At the start of 2025, health officials in Louisiana reported the first U.S. bird flu death and experts questioned whether ...

Highly pathogenic H5N1 avian influenza claimed more than 65 commercial poultry and captive bird flocks nationwide, resulting ...

Nolen RS. Wildlife likely spread H5N1 to Wisconsin dairy herd. American Veterinary Medical Association. Published December 31, 2025. Accessed January 6, 2026. https://www.avma.org/news/wildlife-likely ...

Elsewhere in Asia, South Korea is experiencing a sharp spike in new infections, while new cases are also reported in poultry ...

Outbreaks of H5N1, or highly pathogenic avian influenza — commonly known as bird flu — have been confirmed at a commercial ...

A case of avian flu was detected in Kent County for the first time this year. The H5 avian flu was found in a commercial ...

Italy has, between the end of December and the first day of 2026, recorded 43 cases of high pathogenic avian influenza in ...