Answer:
They are many and one, they wave and they drum, used to cover a stare, they go with you everywhere.
What is black when you buy it, red when you use it, and gray when you throw it away?
When I live I cry if you don't kill me I'll die.
I'm tall when I'm young and I'm short when I'm old. What am I?
I stand in one place yet fill the whole room. I can be filled with molten rock and come in every hue. What am I?
Runs over fields and woods all day. Under the bed at night sits not alone, With long tongue hanging out, Resting at your feet until we go for a walk