Answer:
Although my cow is dead, I still beat herΒ What a racket she makes.
Gets rid of bad ones, short and tall. Tightens when used, one size fits all.
You eat something you neither plant nor plow. It is the son of water, but if water touches it, it dies.
What gets closer when you blink?
White bird, featherless, flying out of paradise. Flying over sea and land. Dying in my hand.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.