Social organization and emotional behavior.
D000374:Aggression; D000818:Animals; D001522:Behavior, Animal; D004644:Emotions; D004777:Environment; D004971:Estrus; D007312:Eulipotyphla; D005260:Female; D005824:Genetics, Behavioral; D006126:Group Processes; D006801:Humans; D007398:Interpersonal Relations; D008297:Male; D008394:Marsupialia; D011247:Pregnancy; D012098:Reproduction; D012377:Rodentia; D012725:Sexual Behavior; D012919:Social Behavior; D013045:Species Specificity