ON THE VISUAL ACUITY OF THE PIGEON.
Several lines of evidence suggest that the pigeon is near-sighted for stimuli located in front of its beak and far-sighted for stimuli located to the sides of its head.
D000818:Animals; D001717:Birds; D010856:Columbidae; D012106:Research; D014785:Vision, Ocular; D014792:Visual Acuity
BIRDS; EXPERIMENTAL LAB STUDY; VISION