Why do some animals Hibernate?

What is Hibernation? How do bears prepare to hibernate? What happens if you wake up a hibernating animal? After the episode, check out today's SMARTYQUIZ email to test how well you smarted! If you're not getting our free SMARTYQUIZ email, you're really missing out on a great opportunity to lock in the learning from Who Smarted?! It's our gift to you, FREE, 3 times a week! Sign up here. For free home activities sign-up at www.WhoSmarted.com