title: Animal aggression: review of research.
mesh_terms: D000374:Aggression; D000818:Animals; D001522:Behavior, Animal; D003213:Conditioning, Psychological; D003441:Crowding; D004558:Electric Stimulation; D005260:Female; D005508:Food Deprivation; D005824:Genetics, Behavioral; D006358:Hot Temperature; D006801:Humans; D008297:Male; D010146:Pain; D011678:Punishment; D012201:Reward; D012726:Sexual Behavior, Animal