Answer:
I am heavy forward, but backward I'm not. What am I?
A single syllable do I claim black was my most famous name; Fetal to mortals here below thousands have I slain in a single blow.
They took me from my mother's side where I was bravely bred and when to age I did become they did cut off my head. They gave to me some diet drink that often made me mad but it made peace between two kings and made two lovers glad.
People see through me, but none pass through without killing me. I can be anywhere, and can be seen double or single. What am I?
Little Nancy Etticote in a white petticoat. With a red nose; the longer she stands the shorter she grows.
I break away from my pack. I create holes in my victims. I can travel for miles and then disappear. I am part of a dying breed. What am I?