The strain of bird flu is distinct from what has previously been found in dairy cattle. The finding means the virus has again spilled over from birds to cows, and it raises some worrying questions.

Researchers have a new hope for preventing severe illness from the bird flu after finding a groundbreaking antibody treatment ...

This new version, known as D1.1, was confirmed in Nevada cattle on Friday, according to USDA. It was detected in milk ...

Dairy herds in Nevada have tested positive for a newer strain of the H5N1 bird flu virus, which has been linked to severe infections in humans.This strain diff ...

At least four cattle herds in Nevada have tested positive for a strain of H5N1 bird flu never before seen in cows, state agriculture officials confirmed Wednesday, and respiratory symptoms like ...

Nevada dairy cows have been infected with a new form of bird flu, the Department of Agriculture announced Wednesday. The news ...

A version of the avian influenza virus different from the one rampaging through herds since last spring has been detected in ...

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

Six dairy herds in Nevada have tested positive for a newer strain of the H5N1 bird flu virus that’s been associated with ...

Nearly 119,000 birds have been culled at a farm in California after a bird flu called H5N9 was detected among the poultry ...