Answer:
Scythe of darkness, Shadow’s light. Guiding eye of thirteenth sight.
I can be quick and then I'm deadly, I am a rock, shell and bone medley. If I was made into a man, I'd make people dream, I gather in my millions By ocean, sea and stream.
I have legs but walk not, a strong back but work not. Two good arms but reach not. A seat but sit and tarry not.
He's dead with a metal bar across his back. When a woman sees him, she is very pleased. This was all perfectly legal. What's going on?
A muttered rumble was heard from the pen, and I, in my walking stopped to look in. What was this I saw? A massive beast, hoofed, and jawed. With spikes upon its mighty brow, I watched as he struck the turf and prowled. And yet for all of his magnificence, he couldn't get out of that wooden fence.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.