Answer:
What lives where it cannot breathe and has a hole in its back
Face with a tree, skin like the sea. A great beast I am. Yet vermin frightens me.
You're gonna need a bigger boat to go after one of these toothy hunters.
Holding two swords and eight spears. Dressed in a cow-leather tunic. He peeks through a hole in the door.
What is common to eat before it's born and after it's dead?
I love spinach.