CONTEST!

UPDATE: CONTEST NOW OVER. THE ERASER GOES TO NIGHTSHADE!!!!!!!! CONGRATULATIONS!!!!
Okay this contest is open to all my RCS friends. Just be the first to answer this question in a comment. When I have one correct comment, I will  post all comments and I will close the contest. The prize is a crab eraser.

I am a great mammal,
who proceeds from an independent mind
I have fine claws,
which I put up brawls with.
I love my chow and my naps
and I have no wings or things that flap
Who am I?
(I'm an animal)