A coral snake may be small, but don't be fooled. This colorful little reptile carries a lethal weapon--one of the deadliest snake venoms in the world The coral snake's magnificent colors serve as a warning to other animals to stay away or risk being attacked by a poisonous killer. Certain folk rhymes, in fact, were invented to help people learn to identify these snakes. For example, "Red and yellow, kill a fellow; red and black, venom lack." Packed...