The avian flu has spread from dairy cows to humans, with at least 20 people in California infected with the virus.
A Clackamas County commercial poultry farm in Oregon has been affected by a case of highly pathogenic avian influenza, but ...
The new strain of H5N1 avian influenza virus, discovered by a dairy worker on a farm in Texas, is said to be deadly for ...
The Sonoma County outbreak adds to a growing list where avian flu has been detected in commercial and backyard flocks across ...
A different strain has also infected workers on poultry farms, most recently in Washington State ... some health experts ...