title: The dominance-submission hierarchy in the social behavior of the domestic chicken.
mesh_terms: D000374:Aggression; D000728:Androgens / Q000494:pharmacology; D000818:Animals; D001522:Behavior, Animal / Q000187:drug effects; D001835:Body Weight; D001947:Breeding; D002645:Chickens; D003441:Crowding; D004531:Eggs; D004967:Estrogens / Q000494:pharmacology; D005260:Female; D006801:Humans; D008297:Male; D008568:Memory; D010465:Perception; D011187:Posture; D012726:Sexual Behavior, Animal; D012930:Social Dominance; D013037:Spatial Behavior; D013974:Thyroxine / Q000494:pharmacology
chemical_list: D000728:Androgens; D004967:Estrogens; D013974:Thyroxine