[Dominance and pressing on a lever in an automatic food dispenser].
D000374:Aggression; D000818:Animals; D003163:Competitive Behavior; D006801:Humans; D008297:Male; D051379:Mice; D011337:Probability Learning; D012930:Social Dominance
Dominance et appui sur un levier dans un appareil distributeur automatique de nourriture.