There have been 985 confirmed cases of avian influenza in dairy cattle across 17 states since first confirmed in March 2024.

The U.S. Department of Agriculture is set to mandate bulk milk tank testing nationwide to address bird flu outbreaks in dairy herds. In an announcement Friday, USDA said it issued a new federal ...

Michael Worobey, an evolutionary virologist at the University of Arizona, said the discovery was a success for USDA’s National Milk Testing Strategy, which tests bulk tanks looking for H5N1.