An avian flu outbreak that has killed birds across Massachusetts in recent weeks is suspected to have spread to birds in ...

Between 500 and 1,000 suspected cases of H5N1, also called avian flu, have been reported in Massachusetts birds. Sharing ...

There have not been any cases among commercial flocks in Massachusetts, said Agricultural Commissioner Ashley Randle.

The progression of the species-jumping disease has been unprecedented, including the first-ever U.S. cases of infections in ...

Maryland has announced the first presumptive positive case of H5 avian influenza in a commercial broiler farm in Worcester ...