*Correspondence
Ke Rong, College of Wildlife and Protected Area, Northeast Forestry University, Harbin, China.
Email: rongke@nefu.edu.cn
Yiming Hu, Guangdong Key Laboratory of Animal Conservation and Resource Utilization, Guangdong Public Laboratory of Wild Animal Conservation and Utilization, Institute of Zoology, Guangdong Academy of Sciences. Guangzhou, China.
Email: yiming1226@126.com