 Chimpanzees: Self-Recognition by Gordon G. Gallup Jr.

ID: chimpanzees-self-recognition-by-gordon-g-gallup-jr

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Chimpanzees: Self-Recognition by Gordon G. Gallup Jr. by

Codex  0 Created 2026-10-20 Updated 2026-10-31

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By Gordon G. Gallup Jr.. Science 167, pp. 86–87; mirror exposure, hidden dye marks and self-directed touching.

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