Nearly 2.26 million commercial laying hens in Arizona have been lost to highly pathogenic avian influenza (HPAI). The United ...

The European Union, China and Canada have suspended poultry imports from the South American country.

How dangerous is it? Where did it come from? H5N1 influenza’s origins stretch back to the 1990s, and key events paved the way ...

While the overall risk of human infection remains low, bird flu outbreaks among mammals such as cattle, dogs and cats ...

Brazil recently ruled out three suspected bird flu cases but continues to investigate others, particularly in commercial ...

Avian influenza is no longer just an animal health issue, with rising mammal cases and severe ecosystem, trade, and food ...

Preliminary tests indicate a commercial chicken farm in Brazil's state of Tocantins is free from bird flu, the state's farm ...

Officials said eggs produced after the onset of illness did not enter the food supply, and there are no signs of illness in ...

It has crossed species barriers—moving from birds to foxes, seals, cats, and now dairy cattle—where the economic, agricultural, and trade implications of viral spread are profound. The emergence of ...

News of the first case of highly pathogenic avian influenza resulted in trade bans by China, the EU and other Latin American ...

Australia is surrounded by the deadly H5N1 strain of bird flu. And it is morphing as sea animals and birds bring it ever closer to these shores.