Experts said it raises new questions about wider spread and the difficulty of controlling infections in animals and the ...

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

(Reuters) - The U.S. Department of Agriculture has detected a bird flu strain in dairy cattle that previously had not been ...

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

At least four cattle herds in Nevada have tested positive for a strain of H5N1 bird flu never before seen in cows, state ...

Experts said the discovery raises questions about how widely the virus has spread, and underscores the difficulty of ...

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 ...