Did You know

How do reindeers survive in the extreme cold? Most animals don�t eat moss. It�s hard to digest, and it has little nutritional value. But reindeer fill up with lots of moss. Why? The moss contains a special chemical that helps reindeer keep their body fluids warm. When the reindeer make their yearly journey across the icy Arctic region, the chemical keeps them from freezing�much as antifreeze keeps a car from freezing up in winter