Answer:
This is in a realm of true and in a realm false, but you experience me as you turn and toss.
I am the third from a sparkle bright, I thrive throughout the day and night. Deep in the path of a cows white drink. I've had thousands of millions of years to think. But one of my creatures is killing me. And so the question I ask to thee, is
What holds names and memories which are not its own?
What can you share and still have all for yourself?
Long legs, crooked thighs, little head, and no eyes.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.