Answer:
I hide but my head is outside.
What's black when you get it, red when you use it, and white when you're all through with it?
Dies half its life. Lives the rest. Dances without music. Breathes without breath.
The moon is my father. The sea is my mother. I have a million brothers. I die when I reach land.
The older they are the less wrinkles they have.
An open ended barrel, it is shaped like a hive. It is filled with the flesh, and the flesh is alive!