title: Testosterone and behaviour during extinction in chicks.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D001288:Attention / Q000187:drug effects; D001522:Behavior, Animal / Q000187:drug effects*; D002645:Chickens; D003216:Conditioning, Operant; D005108:Extinction, Psychological / Q000187:drug effects; D005403:Fixation, Ocular / Q000187:drug effects; D008297:Male; D012201:Reward; D013739:Testosterone / Q000494:pharmacology*; D013997:Time Factors
chemical_list: D013739:Testosterone