The findings show how the H5N1 bird flu virus is evolving in livestock and what that may mean for human health.

Almost a year ago, the H5N1 strain of bird flu was discovered in dairy cows for the first time. Since then, there have been confirmed cases in at least 976 herds across 17 states, including nine herds ...

“The stench…it’s like roadkill stewed in infection,” explains Jose Santiago Gallardo Espinosa, a cattle producer from Chiriqui, Panama, describing an animal that has been infected with New World ...

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) announced on Wednesday. Until recently, all dairy herd detections in the U.S.

Add Yahoo as a preferred source to see more of our stories on Google. Bird flu has spread widely in poultry, causing egg shortages. Virus spillover has occurred in various mammal species, including ...

Holstein cows at Riverview Dairy in Pixley, Calif., in 2020. A new study shows the H5N1 virus is likely more widespread in cows than had been reported. (Mel Melcon / Los Angeles Times) Scientists are ...