Maternal aggression in CD-l mice: influence of the hormonal condition of the intruder.
D000367:Age Factors; D000374:Aggression / Q000502:physiology*; D000818:Animals; D002369:Castration; D005260:Female; D006801:Humans; D007774:Lactation; D008297:Male; D008425:Maternal Behavior; D051379:Mice; D011247:Pregnancy; D012737:Sex Factors