title: Ontogeny of sex differences in open-field behavior and sensitivity to electric shock in the rat.
mesh_terms: D000367:Age Factors; D000818:Animals; D001522:Behavior, Animal / Q000502:physiology*; D001835:Body Weight; D004558:Electric Stimulation; D004597:Electroshock; D004644:Emotions / Q000502:physiology; D005106:Exploratory Behavior / Q000502:physiology*; D005260:Female; D008297:Male; D010146:Pain; D051381:Rats; D012107:Research Design; D012737:Sex Factors