Who is this mystery critter?

1. My mate and I had a spat.

2. Chesapeake Bay is my big hangout.

3. I make my own bed. Do you?

4. I never move without help.

5. I have lips, hair, a lid, a hinge, one really strong muscle—and no head.

6. My kids are gray. They look like dirt.

7. We're beautiful on the inside.

8. Someday my sons will be my daughters.

Bonus clue: I always rest on my left side.

Click here for the answer.