A version of the H5N1 virus that has killed one person and severely sickened another has been detected in milk samples ...

State officials say the highly pathogenic avian influenza – more commonly known as bird flu – is widespread in much of the ...

While the H5N1 bird flu keep spreading, the first reported H5N9 outbreak in the United States has been identified on a duck ...

Cows in Nevada have been infected with a strain of H5N1 bird flu different from the strain detected in all other herds to this point in the ongoing dairy outbreak. It's the same strain that killed a ...

The USDA said four Nevada dairy herds were infected with an H5N1 bird flu strain that has circulated in wild birds, making ...

At least four cattle herds in Nevada have tested positive for a strain of H5N1 bird flu never before seen in cows, state ...

Dairy cattle in Nevada have been infected with a new type of bird flu that's different from the version that has spread in ...

H5N1 bird flu, also known as avian influenza, continues to spread, with reports of a third human case from an unknown ...

The progression of the species-jumping disease has been unprecedented, including the first-ever U.S. cases of infections in ...

The California duck farm's strain of H5N9 is different from those earlier cases because this time it is closely related to a ...