Answer:
A stellar five-Βlimbed sea creature.
I am black and white and have flippers instead of wings but I still can't fly. What am I?
They're actually great swimmers now, but later they will become excellent hoppers.
I'm known for being stubborn and saying 'hee-haw.' What am I?
What animal dwells in water and best known for its work ethic?
You use it between your head and your toes, the more it works the thinner it grows.