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.

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

New cases of avian flu are being reported in Pennsylvania for the first time in nearly two months. According to the Centers for Disease Control, an outbreak ...

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

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 ...

Outbreaks of bird flu in mammals more than doubled across the world last year, raising the risk that the virus could potentially spread between humans, an international agency warned on Friday. Avian ...

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

SAO PAULO -Brazil, the world's largest chicken exporter, ruled out three of seven suspected cases of highly pathogenic avian influenza, commonly known as bird flu, officials told a press conference on ...