A bird in hand may be worth two in the bush. But two bird flu strains out of hand would certainly be worse than one. The U.S. hasn’t been able to control the spread of the H5N1 bird flu.

A rapidly-spreading H5N1 avian influenza, otherwise known as bird flu, has been devastating bird flocks and showing sig ...

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 ...