Answer:
A spent round or a slimy critter.
What has armor but is not a knight, snaps but is not a twig, and is always at home even on the move?
I'm furry with a bushy tail and I love to collect nuts. What am I?
What can honk without a horn?
From that which comes within itself, It builds its table on my shelf.
I flow from the Homerβs mouth when he sees doughnuts.