About the Authors

Nobuo Masataka

masataka@pri.kyoto-u.ac.jp

Affiliation Primate Research Institute, Kyoto University, Inuyama, Japan

Hiroki Koda

Affiliation Primate Research Institute, Kyoto University, Inuyama, Japan

Nontakorn Urasopon

Current address: Primate Research Institute, Kyoto University, Inuyama, Japan

Affiliation Department of Animal Science, Faculty of Agriculture, Ubon Rajathanee University, Bangkok, Thailand

Kunio Watanabe

Affiliation Primate Research Institute, Kyoto University, Inuyama, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NM HK NU KW. Performed the experiments: NM HK. Analyzed the data: NM HK. Wrote the paper: NM.