title: Auditory and visual stimuli as reinforcers among lovebirds (Agapornis roseicollis).
mesh_terms: D000818:Animals; D001307:Auditory Perception; D003216:Conditioning, Operant; D005260:Female; D008297:Male; D011563:Psittaciformes; D012919:Social Behavior; D013045:Species Specificity; D014796:Visual Perception; D014828:Vocalization, Animal