Answer:
They swim around in schools or pods and they are related to whales
What has armor but is not a knight, snaps but is not a twig, and is always at home even on the move?
What wears a coat in the winter and pants in the summer?
Holding two swords and eight spears. Dressed in a cow-leather tunic. He peeks through a hole in the door.
A pony trots his way through the world on these.
Lighter than what I am made of, more of me is hidden than is seen. What am I?