Answer:
Fatherless and motherless. Born without sin, roared when it came into the world. And never spoke again.
I run through hills. I veer around mountains. I leap over rivers. And crawl through the forests. Step out your door to find me.
Flat as a leaf, round as a ring. Has two eyes, can't see a thing.
Break it and it is better, immediately set and harder to break again
A kind of weather that comes your way, but add a "D" and it will run away
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.