Finding that vampire bats along Peru’s coast carried H5N1 antibodies raises concerns that multiple bat species could become ...

When bird flu spilled over into dairy cattle last year, researchers discovered high concentrations of the H5N1 virus in the ...

When the H5N1 outbreak accelerated in October 2025, few anticipated how swiftly it would reshape global food systems. Within ...

Three state agencies remain on alert after a third presumptive case of avian influenza — or bird flu — was found in a wild ...

A third presumptive case of avian influenza has been confirmed in another duck – this time an endangered, native duck from a ...

An ongoing outbreak of highly pathogenic avian influenza has affected more than 184 million domestic poultry since 2022 and, ...

The Pan American Health Organization (PAHO) reported that avian influenza A (H5N1) continues to circulate in the Americas, ...

A new warning from global health experts is raising alarms about the potential for a bird flu pandemic that could outpace the ...

A Koloa Maoli (Hawaiian duck) was found sick on Nov. 26 at the US Fish and Wildlife Service’s Hanalei National Wildlife ...

On Heard Island, a remote Australian subantarctic island some 4,000 km southwest of Perth, scientists were concerned after observing high mortality rates in the elephant seal population.

New federal rules aimed at limiting the spread of the H5N1 bird flu virus among dairy cattle go into effect Monday, but detailed guidance documents released Friday by the U.S. Department of ...