[Grueter, Cyril C.; van Schaik, Carel P.] Univ Zurich, Anthropol Inst & Museum, CH-8057 Zurich, Switzerland.
[Grueter, Cyril C.] Jane Goodall Inst Switzerland, CH-8006 Zurich, Switzerland.
[Li, Dayong] NW Univ Xian, Coll Life Sci, Qinling Golden Snub Nosed Monkey Res Ctr, Xian 710069, Peoples R China.
[Ren, Baoping; Wei, Fuwen] Chinese Acad Sci, Inst Zool, Key Lab Anim Ecol & Conservat Biol, Beijing 100101, Peoples R China.
[Xiang, Zuofu] Cent S Univ Forestry & Technol, Coll Life Sci & Technol, Changsha 410004, Hunan, Peoples R China.