Answer:
It has plenty of backbone but doesn't have a let. It peels like an orange but it comes from an egg.
I hop and am known for having long ears and a fluffy tail. What am I?
What has a horn but does not work?
I have a pouch on my belly where I carry my babies. I hop around Australia. What am I?
When I'm metal or wood, I help you get home. When I'm flesh and I'm blood. In the darkness I roam.
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.