On animal aggression. The roles of strangeness and familiarity.
D000374:Aggression; D000818:Animals; D001143:Arousal; D001364:Awareness; D001717:Birds; D003071:Cognition; D003441:Crowding; D006801:Humans; D007266:Inhibition, Psychological; D008322:Mammals; D008425:Maternal Behavior; D010146:Pain / Q000150:complications; D012737:Sex Factors; D012919:Social Behavior; D012930:Social Dominance; D013045:Species Specificity; D013731:Territoriality