The H5N1 avian flu is circulating in cows and other mammals. Whether it will make a permanent leap to humans is another ...

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 on Wednesday, ramping up concerns about the persistent ...

H5N1 avian influenza has long been a concerning virus. Since its discovery in 1996 in waterfowl, bird flu has occasionally ...

New bird flu variant found in dairy cattle. Can H5N1 be transmitted to humans? According to the the US Department of Agriculture, this is the first ever detection of this bird flu virus variant in ...

Influenza viruses like bird flu can mix and match their genomes, and this has played a role in at least three of the last ...

A new type of bird flu has been detected in dairy cattle in Nevada, according to the USDA. The strain is different from the version that has spread in U.S. herds since last year.

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 Wednesday.

New bird flu strain detected in Nevada cattle, raising concerns about virus transmission and potential pandemic risks, according to USDA officials ...

The Nevada Department of Agriculture has detected a second strain of the bird flu in a herd of dairy cattle, though consumers' risk remains low.

The U.S. Department of Agriculture has detected a second bird flu strain in dairy cattle that previously had not been seen in cows. Until now, all 957 bird flu infections among dairy cow herds had ...