'Interest' and 'pleasure': two determinants of a monkey's visual preferences.
D000818:Animals; D001522:Behavior, Animal; D003118:Color Perception; D004192:Discrimination, Psychological; D004954:Esthetics; D005106:Exploratory Behavior; D005239:Fear; D005556:Form Perception; D008027:Light; D008253:Macaca mulatta; D008297:Male; D008960:Models, Psychological; D009040:Motion Pictures; D010781:Photography; D011336:Probability; D012107:Research Design; D014796:Visual Perception