Visual pattern-discrimination in the vertebrates. A demonstration of the dog's deficiency in detail-vision

✍ Scribed by H.M. Johnson

• Book ID: 104120362
• Publisher: Elsevier Science
• Year: 1915
• Tongue: English
• Weight: 159 KB
• Volume: 180
• Category: Article
• ISSN: 0016-0032
• DOI: 10.1016/s0016-0032(15)90408-8

✦ Synopsis

much greater for the monkey than for the chicken. This fact suggests that in discrimination of this type other differential factors than relative development of the sense-organ play an important part. The point is emphasized by the fact that the monkey's visual acuity was demonstrated to be not over five times as good as that of the chicken, while his sensitivity to differences in direction is from eight to twelve times as great.