Answer:
The more I dry, the wetter I get. What am I?
What force and strength cannot get through I with my unique teeth can do.
I am needed for most animals and hardcover books
I am clean when Iām black dirty when Iām white.
Every night I'm told what to do and each morning I do what I'm told. But I still don't escape your scold
They're actually great swimmers now, but later they will become excellent hoppers.