 Chimpanzees: Self-Recognition by Gordon G. Gallup Jr. (source code)

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= Chimpanzees: Self-Recognition by Gordon G. Gallup Jr.
{c}
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https://pubmed.ncbi.nlm.nih.gov/4982211/[Primary publication record or author/institutional full text].

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

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