Affiliation: | 1. Wildlife Research Center, Kyoto University, Kumamoto,;2. Center for Southeast Asian Studies,;3. Institute of Environmental Research at Bossou, Bossou, Guinea;4. Department of Field Medicine, Graduate School of Public Health,;5. Human Brain Research Center, Kyoto University, Kyoto,;6. Primates Research Institute, Kyoto University, Aichi, Japan;7. and |