This version of the virus is circulating broadly in wild birds and is different from the virus that has been causing dairy cow outbreaks since early 2024, the CDC said.

The newer strain had been seen before in more than a dozen people exposed to poultry, but this is the first time an infection ...

Nevada health officials confirmed the first human case of avian influenza (H5N1) in the state on Monday. The infected person was exposed to dairy cattle while working on a dairy farm in Churchill ...

Until last week, all bird flu in dairy herds had been identified as the B3.13 variant, which was believed to have come from wild birds in late 2023 or early 2024. The USDA confirmed the virus's ...

A dairy worker in Nevada has been confirmed to be infected by a new bird flu strain found to be spreading among cows in the ...

Schools of fish are mesmerizing examples of collective animal behavior. Thousands of individuals move in near-perfect ...