A Yunlin goose farm had to put down 2,600 birds after a case of H5N1 avian flu. It's one of 17 Taiwanese poultry farms since ...

The H5N1 avian flu is circulating in cows and other mammals. Whether it will make a permanent leap to humans is another ...

Bird flu was nearly everywhere in the U.S.—in chickens, cows, pet cats and even humans. Cases have gone down, but experts ...

California hasn't seen a recurrence of widespread bird flu at poultry and egg ranches in the state since early this year.