Discriminability of facial regions used by the domestic chicken in maintaining the social dominance order.
D000374:Aggression; D000818:Animals; D001502:Beak; D001522:Behavior, Animal; D002645:Chickens; D003129:Comb and Wattles; D003463:Cues; D004193:Discrimination Learning; D006791:Hostility; D006801:Humans; D012919:Social Behavior; D012930:Social Dominance; D014796:Visual Perception