Answer:
When they are caught, they are thrown away. When they escape, you itch all day.
What has six faces and twenty-one eyes?
What is as big as you are and yet does not weight anything?
I usually wear a yellow coat. I usually have a dark head. I make marks wherever I go.
Power enough to smash ships and crush roofs. Yet it still must fear the sun.
What do angels sing in the shower?