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 ...

A new variant of the H5N1 bird flu — the same one that led to the death of a Louisiana man — has for first the first time ...

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

The strain of bird flu is distinct from what has previously been found in dairy cattle. The finding raises some worrying ...

A branch of the H5N1 bird flu family tree that hadn't previously been seen in cattle has now been detected in dairy cows.

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

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

Bird flu can be transmitted from infected birds to other animals and potentially humans directly from the birds, virus-contaminated environments or an infected animal, according to the CDC.

For the first time, a new genotype of avian influenza has been identified in U.S. dairy cows, prompting biosecurity efforts.

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