By contrast, the ovum began to separate itself from the female when, ripe, it released itself from the follicle to fall into the oviduct; penetrated by a foreign gamete, it implants itself in the uterus: first violated, the female is then alienated; she carries the fetus in her womb for varying stages of maturation depending on the species: the guinea pig is born almost adult; the dog close to a fetal state; inhabited by another who is nourished by her substance, the female is both herself and other than herself during the whole gestation period; after delivery, she feeds the newborn with milk from her breasts.