Ospreys haven't done well nesting and breeding in Kentucky for decades because of exposure to harmful chemical pesticides. But they're making a come back you can watch right here.An osprey is big bird of prey, a raptor, that likes to eat fish. According to a nifty Wikipedia article, the osprey is the only raptor with a reversible outer toe. That means it can grasp prey with two toes in front and two behind. Hide your chihuahuas!