Highly pathogenic avian influenza, HPAI, or “bird flu,” cases are popping up, so here are some expert facts about the viral disease.

As bird flu continues to circulate in animals and spill over into humans, researchers are racing to stop it before it adapts ...

A massive group of dead waterfowl that washed up along the southern shores of Lake Michigan near Chicago and its northern suburbs is believed to be linked to the ongoing bird flu outbreak, wildlife ...

A new nasal spray vaccine could stop bird flu at the door — blocking infection, reducing spread, and helping head off the next pandemic.

Highly pathogenic avian influenza is again spreading through U.S. poultry flocks, but on a smaller scale than past outbreaks. Still, experts warn an uptick in cases could occur this winter. HPAI has ...

At the start of 2025, health officials in Louisiana reported the first U.S. bird flu death and experts questioned whether highly pathogenic avian influenza A (H5N1) could lead to the next pandemic. A ...

A “devastating” wave of bird flu has struck a Freeburg-area farm known for selling a variety of eggs from pasture-raised chickens, ducks, geese and guinea hens. “I was shocked at how fast it went ...

Dozens of migrating birds were found dead or dying at an Amarillo playa lake over the weekend. Avian influenza is suspected.

The Milwaukee County Zoo announced on Thursday that the Herb & Nada Mahler Family Aviary is now closed for the foreseeable ...