More than a year after H5N1 bird flu was first confirmed in American dairy cattle, the virus continues to spread through herds and poultry flocks across the country, with more than 1,000 infected ...

Researchers uncovered why H5N1 bird flu attacks cows’ udders instead of their lungs: the virus’s preferred receptors are concentrated in mammary tissue. The breakthrough could help scientists predict ...

GREEN BAY, Wis. (WBAY) - Three new research updates are giving scientists fresh insight into how our bodies fight disease, how plants heal damage, and how bird flu may be spreading among dairy cattle.

Just 10 viral particles of the H5N1 bird flu that caused hundreds of influenza outbreaks in U.S. dairy cattle can cause infection in cows, a new study shows. The research also hints at why the ...

When H5N1 bird flu first began infecting U.S. cattle in early 2024, diagnosis was elusive because, in cows, the disease looked completely different. Instead of affecting the lungs, as H5N1 does in ...