Vaginal stimulation and exploratory behavior in the rat.
D000818:Animals; D004971:Estrus; D005106:Exploratory Behavior; D005260:Female; D011247:Pregnancy; D051381:Rats; D012007:Rectum; D013997:Time Factors; D014621:Vagina / Q000502:physiology*; D014626:Vaginal Smears