Yes, the same reason that my dogs will puke something up, and then try to re-eat...

		IAmBroom 1 hour ago \| parent \| context \| favorite \| on: Why is the liver so weirdly regenerative? Yes, the same reason that my dogs will puke something up, and then try to re-eat it. Survival in the wild is harsh, yo. Try for every scrap of food.
		help