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

Dairy cows in Nevada have been infected with a new strain of bird flu virus different from the one circulating in other herds ...

Herds of cattle in Nevada tested positive for the strain of H5N1 bird flu never before seen in cows, state agriculture ...

The U.S. Department of Agriculture has detected a second bird flu strain in dairy cattle that previously had not been seen in ...

The new H5N1 version, known as D1.1, was found in dairy cattle in Nevada and is different than the B3.13 type that has spread ...

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) ...