1983, Alison M. Jaggar, Feminist Politics and Human Nature, Rowman & Littlefield Publishers Inc. (1983), ISBN 084767181X, page 132:This transformation might even include the capacities of insemination, for lactation and for gestation so that, for instance, one woman could inseminate another, so that men and nonparturitive women could lactate and so that fertilized ova could be transplanted into women's or even men's bodies.