The detection indicates that distinct forms of the virus known as Type A H5N1 have spilled over from wild birds into cattle ...
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 ...
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 Agriculture said.
At least four cattle herds in Nevada have tested positive for a strain of H5N1 bird flu never before seen in cows, state ...