State officials have confirmed avian influenza in poultry among four Ohio counties, though none in Mahoning, Trumbull, Columbiana or ...

Sixty-six million years ago, at the end of the Cretaceous Period, an asteroid impact near the Yucat n Peninsula of Mexico triggered the extinction of all known non-bird dinosaurs. But for the early ...

Chickens and turkeys at commercial poultry operations likely became infected with bird flu through contact with migrating ...