Answer:
White bird, featherless, flying out of paradise. Flying over sea and land. Dying in my hand.
I am the yellow hem of the sea's blue skirt.
Who is that with a neck and no head, two arms and no hands? What is it?
Two in a whole and four in a pair. And six in a trio you see. And eight's a quartet but what you must get. Is the name that fits just one of me?
They try to beat me, they try in vain. And when I win, I end the pain.
you hold my tail while I fish for you