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Free-Ranging Macaque Mothers Exaggerate Tool-Using Behavior when Observed by Offspring
The population-level use of tools has been reported in various animals. Nonetheless, how tool use might spread throughout a population is still an open question. In order to answer that, we observed the behavior of inserting human hair or human-hair-like material between their teeth as if they were...
Autores principales: | , , , |
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Formato: | Texto |
Lenguaje: | English |
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Public Library of Science
2009
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2650777/ https://www.ncbi.nlm.nih.gov/pubmed/19274074 http://dx.doi.org/10.1371/journal.pone.0004768 |