Answer:
What lives where it cannot breathe and has a hole in its back
The strangest creature you'll ever find: Two eyes in front and many more behind.
I hop and am known for having long ears and a fluffy tail. What am I?
I have big ears and a trunk and I never forget. What am I?
John Lennon sang about being this toothy creature.
You use it between your head and your toes, the more it works the thinner it grows.