The role of reinforcement in the sexual behavior of the female rat.
D000818:Animals; D004971:Estrus; D005260:Female; D008297:Male; D009043:Motor Activity; D011247:Pregnancy; D051381:Rats; D012054:Reinforcement, Psychology; D012056:Reinforcement, Social; D012737:Sex Factors; D012726:Sexual Behavior, Animal