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

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) ...

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

U.S. dairy cattle tested positive for a strain of bird flu that previously had not been seen in cows, the U.S. Department of ...

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 variant of the H5N1 bird flu has now infected dairy cattle in Nevada, according to reports from the United States ...

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

A shift in the H5N1 virus has allowed it to spread more easily from birds to cows, raising concerns about its evolution.

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

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

Nevada dairy cattle infected with a new bird flu strain, Type A H5N1 D1.1, raising concerns of multiple transmission channels ...

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