Answer:
What animal dwells in water and best known for its work ethic?
What has a brown coat, a long tail, and lives in house or shed but most active while you're in bed?
From that which comes within itself, It builds its table on my shelf.
My first is twice in apple but not once in tart. My second is in liver but not in heart. My third is in giant and also in ghost. Whole I'm best when I am toast.
I'm known for being stubborn and saying 'hee-haw.' What am I?
What did the piece of wood say when he saw the screwdriver and screws approaching?