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 ...

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

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

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

On Heard Island, a remote Australian subantarctic island some 4,000 km southwest of Perth, scientists were concerned after ...

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

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

When the current outbreak of the highly pathogenic avian influenza virus was detected in dairy cattle in March 2024, a group of researchers at Iowa State University started to ask questions.

Bird flu, or H5N1, has touched most of the globe, but there is one spot it hasn't reached. Researchers down under are preparing for it, but gaps in bird flu surveillance elsewhere makes it difficult.

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 ...