Answer:
Face with a tree, skin like the sea. A great beast I am. Yet vermin frightens me.
Disgusting creatures that would survive a nuclear strike.
What has a horn but does not work?
I can change color to match my surroundings and I can move my eyes in different directions at the same time. What am I?
If a dog were filling out a resume, he might list his mastery of this game under "skills."
I love spinach.