title: Acquisition of visual discrimination after nucleus rotundus lesions in pigenons.
mesh_terms: D000818:Animals; D010856:Columbidae; D004193:Discrimination Learning; D005260:Female; D005502:Food; D008297:Male; D010364:Pattern Recognition, Visual; D010568:Peru; D013787:Thalamic Nuclei / Q000502:physiology*; D013997:Time Factors; D014796:Visual Perception