Rhythmic changes in the copulatory frequency of rhesus monkeys (Macaca mulatta) in relation to the menstrual cycle and a comparison with the human cycle.
D000818:Animals; D003075:Coitus; D004542:Ejaculation; D005260:Female; D000882:Haplorhini; D006801:Humans; D008297:Male; D008598:Menstruation; D010507:Periodicity; D012726:Sexual Behavior, Animal