1. Guangdong Key Laboratory of Animal Conservation and Resource Utilization, Guangdong Public Laboratory of Wild Animal Conservation and Utilization, Inst. of Zoology, Guangdong Academy of Sciences Guangzhou Guangdong China
2. Dept of Biological Sciences, Univ. of Toronto Scarborough Toronto Ontario Canada
3. Dept of Ecology and Evolutionary Biology, Univ. of Toronto Toronto Ontario Canada
4. Zhejiang Tiantong Forest Ecosystem National Observation and Research Station, School of Ecological and Environmental Sciences, East China Normal Univ. Shanghai China