AP - Nuthatches appear to have learned to understand a foreign language chickadee. It's not unusual for one animal to react to the alarm call of another, but nuthatches seem to go beyond that interpreting the type of alarm and what sort of predator poses a threat. When a chickadee sees a predator, it issues warning call a soft "seet" for a flying hawk, owl or falcon, or a loud "chick-a-dee-dee-dee" for a perched predator.More...