The availability of infected bird carcasses has also contributed to spillover into mammals. Cases have been described in more ...

Outbreaks of bird flu in mammals more than doubled across the world last year, raising the risk that the virus could ...

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

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

The first death caused by H5N1 bird flu was reported in January 2025. Some believe the virus could eventually pose a ...

Vaccinating more animals could help tamp down outbreaks like the bird flu infections that have hit Brazil's poultry trade ...

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

The first major global review of bird flu in cats reveals an emerging threat of a potential human pandemic. Spring is here, ...

Egg prices declined in April for the first time in months, per the April consumer price index, as efforts to boost supplies ...

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

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