A rapidly-spreading H5N1 avian influenza, otherwise known as bird flu, has been devastating bird flocks and showing signs of ...

NEW YORK – The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.

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

A new version of the H5N1 bird flu virus has been detected in milk samples collected from dairy herds in Nevada. The strain, known as D1.1, had so far been associated only with migrating birds and ...

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

Until last week, all bird flu in dairy herds had been identified as the B3.13 variant, which was believed to have come from ...

Veterinary and public health officials are urging cat owners to remain vigilant as cases of Highly Pathogenic Avian Influenza, or H5N1, commonly known as bird flu, have been detected in domestic cats.

A version of the H5N1 bird flu virus that killed a person in Louisiana and severely sickened a teenager in Canada has now been detected in dairy herds in Nevada. The version, known as D1.1 ...