About the Authors
- Shinya Yamamoto
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* E-mail: yamamoto@darwin.c.u-tokyo.ac.jp
Affiliation Primate Research Institute, Kyoto University, Inuyama, Aichi, Japan
- Tatyana Humle
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Affiliation Wildlife Research Center, Kyoto University, Sakyo-ku, Kyoto, Japan
- Masayuki Tanaka
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Affiliation Wildlife Research Center, Kyoto University, Sakyo-ku, Kyoto, Japan
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: SY TH MT. Performed the experiments: SY MT. Analyzed the data: SY. Wrote the paper: SY TH MT.