@article {508951,
	title = {Sexual selection: placentation, superfetation, and coercive copulation},
	journal = {Curr Biol},
	volume = {24},
	number = {17},
	year = {2014},
	note = {<p>Haig, DavidengCommentEngland2014/09/10 06:00Curr Biol. 2014 Sep 8;24(17):R805-8. doi: 10.1016/j.cub.2014.07.039.</p>},
	month = {Sep 8},
	pages = {R805-8},
	abstract = {<p>The evolution of placentas in poeciliid fishes is associated with conception of overlapping litters and male mating strategies becoming more coercive. Sperm competition in ovaries of multiply-inseminated females may favor fertilization of immature eggs during ongoing pregnancies.</p>},
	isbn = {1879-0445 (Electronic)0960-9822 (Linking)},
	author = {Haig, D.}
}
