As the bird flu spreads across the country, it's hitting residents in western Pennsylvania for the first time in two years. The U.S. Department of Agriculture reports bird flu is now in Butler County, ...

Avian influenza poses a low risk to humans, the Centers for Disease Control and Prevention reports, but officials in Pennsylvania are not taking chances as cases appear in other states.

Butler County reported its first cases of highly pathogenic avian influenza, HPAI, last week as the virus continues to spread ...

Hundreds of new bird flu cases have been detected in Pennsylvania. According to the CDC, about 400 cases from “non-poultry” ...