Add Yahoo as a preferred source to see more of our stories on Google. Here's what to know. Bird flu, also known as H5N1, has been around for decades. But the discovery in 2024 that the virus spread ...

H5N1 strains have been circulating among wild and domestic birds in the U.S. since 2021. In 2024, it began to cause outbreaks in dairy cows. It also became apparent that cats could catch H5N1 from ...

Avian influenza has raged through Michigan's bird population for two years, forcing commercial farmers and people with backyard coops to kill more than 6.6 million infected chickens and turkeys in ...

Highly pathogenic avian influenza A(H5) virus continues to spread through U.S. dairy herds and poultry flocks more than two ...

Helen Branswell covers issues broadly related to infectious diseases, including outbreaks, preparedness, research, and vaccine development. Follow her on Mastodon and Bluesky. You can reach Helen on ...

Virologists across the globe are raising alarms over the spread of the H5N1 avian flu virus, which is now infecting not just birds, but cattle and humans. While the U.S. Centers for Disease Control ...

On November 13, Spain's Ministry of Agriculture, Fisheries and Food imposed the confinement of all free-range poultry farms to curb the spread of avian influenza—more commonly known as "bird ...

Avian influenza virus from the ongoing outbreak in dairy cattle appears to be keeping its bird-infecting features rather than adapting to better infect other mammals, according to a new study from St.

This is the first case of the virus reported in the state this year.

Experts warn about the possibility of a new pandemic in 2025 as the H5N1 bird flu virus spreads across all 50 states, impacting US dairy farms and leading to human infections. While bird flu has been ...