A new version of the virus, known as D1.1, was confirmed in Nevada, the USDA said. It was detected in milk collected as part of a surveillance program. At least 67 people in the U.S. have been ...

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.

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