A line in a song of one famous cartoon goes, "Have you ever heard a wolf cry to the blue corn moon?" People believe that wolves howl to the moon. Though it seems that way because they raise their heads when they howl, the real reason for this is so that their howl can reach a farther distance to send messages to other wolves. Interestingly, it is also during full moon when they howl, and this is because they hunt more when the moon is bright and they...