Cannibalism: feeding on members of the same species Anthropophagy: the practice of eating human flesh Intrauterine cannibalism Oophagy or Ovophagy: the embryo/foetus eats sibling eggs Embryophagy: the foetus eats sibling embryos Filial cannibalism Self-cannibalism: feeding on parts of one's own body (see also autophagy) Sexual cannibalism: cannibalism after mating Kleptoparasitism: stealing food from another animal Lignophagia: eating wood, typically a pathological condition in some domestic animals Paedophagy: eating young animals Pica: appetite for largely non-nutritive substances, e.g. clay or hair, sometimes in pregnancy or in pathological states, typically a medical or veterinary concern.