Add Yahoo as a preferred source to see more of our stories on Google. Holstein cows at Riverview Dairy in Pixley, Calif., in 2020. A new study shows the H5N1 virus is likely more widespread in cows ...

A bird flu outbreak in U.S. dairy cows has grown to affect more than two dozen herds in eight states, just weeks after the nation's largest egg producer found the virus in its chickens. Health ...

Study shows human-derived H5N1 spreads more easily through contact than animal strains, raising concerns about adaptation in ...

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.

“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 ...

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 ...