Answer:
What animal dwells in water and best known for its work ethic?
I have a shell and move very slowly but I don't live in the sea. What am I?
Edible beach crawler served at seafood restaurants, similar to a lobster, but quite different.
I have a shell and live in the sea. I move slowly and can hide in my shell. What am I?
I am covered in quills for protection. What am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?