Bird flu in US cows: where will it end?
Dairy cattle seem to survive infection with the H5N1 strain of influenza virus, which has killed millions of wild birds.Credit: Ben Brewer/Reuters Concerns that pasteurized milk in the United States is teeming with H5N1 avian influenza virus are over. But there’s no sign that the outbreak in cows is over, and scientists are increasingly concerned … Read more