Answer:
A serpent swam in a silver urn, A golden bird did in its mouth abide, The serpent drank the water, this in turn, Killed the serpent. Then the gold bird died.
I have one, you have one. If you remove the first letter, a bit remains. If you remove the second, bit still remains. If you remove the third, it still remains.
Beautiful girls strut and sexy men 'do their little turn' on this.
I am the red tongue of the earth, that buries cities.
Two horses, swiftest traveling, harnessed in a pair, and grazing ever in places. Distant from them.
Iām grown from darkness but shine with a pale light. Very round I am and always a lady's delight.