title: Visual discrimination learning of the young chick: key-peck conditioning with heat-light reinforcement.
mesh_terms: D000818:Animals; D000831:Animals, Newborn / Q000502:physiology*; D002645:Chickens; D003118:Color Perception; D003216:Conditioning, Operant; D004193:Discrimination Learning; D006358:Hot Temperature; D007266:Inhibition, Psychological; D008027:Light; D011930:Reaction Time; D012054:Reinforcement, Psychology