* The overlapping nature of follicular waves and the fact that the female is receptive even if the [[The_Ovary_-_Follicles_-_Anatomy_%26_Physiology|follicle]] is not mature enough to [[The_Ovary_-_Ovulation_-_Anatomy_%26_Physiology|ovulate]] makes it difficult to determine from behaviour when the optimum time for mating is. | * The overlapping nature of follicular waves and the fact that the female is receptive even if the [[The_Ovary_-_Follicles_-_Anatomy_%26_Physiology|follicle]] is not mature enough to [[The_Ovary_-_Ovulation_-_Anatomy_%26_Physiology|ovulate]] makes it difficult to determine from behaviour when the optimum time for mating is. |