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Perception of food amounts by chimpanzees based on the number, size, contour length and visibility of items |
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| Authors: | Michael J. Beran Theodore A. Evans Emily H. Harris |
| Affiliation: | Language Research Center, Georgia State University, U.S.A. |
| Abstract: | |
| Keywords: | chimpanzee numerosity Pan troglodytes perception quantity judgement representation |
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