Answer:
Snake coiled round and round. Snake deep below the ground. Snake that's never had a head. Snake that binds but not with dread.
Runs smoother than any rhyme, loves to fall but cannot climb.
Don't do this in the shallow end.
What can be seen but never found that only hides in the unwound?
When I’m metal or wood, I help you get home. When I’m flesh and I’m blood, In the darkness I roam.
What is yellow, looks like the moon and has seeds?