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

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

The strain of bird flu is distinct from what has previously been found in dairy cattle. The finding means the virus has again ...

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

A second type of bird flu has been found in U.S. dairy cows for the first time, the U.S. Department of Agriculture (USDA) ...

Bird flu, also known as H5N1, continues to spread among U.S. livestock, driving up egg prices and worrying public health ...

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

The highly contagious bird flu has hit Montgomery County, Maryland, where officials say a backyard flock of chickens tested ...

The finding indicates that the virus, known as H5N1, has spilled from birds into cows at least twice — leading to these two ...

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

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 ...