About the Authors

Chen Yang

Affiliations Key Laboratory of Animal Ecology and Conservation Biology, Institute of Zoology, Chinese Academy of Sciences Institute of Zoology, Chinese Academy of Sciences, Beijing, P. R. of China, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, Sichuan, P. R. of China

Jie Wang

Affiliations Key Laboratory of Animal Ecology and Conservation Biology, Institute of Zoology, Chinese Academy of Sciences Institute of Zoology, Chinese Academy of Sciences, Beijing, P. R. of China, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, Sichuan, P. R. of China

Yun Fang

Affiliation Key Laboratory of Animal Ecology and Conservation Biology, Institute of Zoology, Chinese Academy of Sciences Institute of Zoology, Chinese Academy of Sciences, Beijing, P. R. of China

Yue-Hua Sun

sunyh@ioz.ac.cn

Affiliation Key Laboratory of Animal Ecology and Conservation Biology, Institute of Zoology, Chinese Academy of Sciences Institute of Zoology, Chinese Academy of Sciences, Beijing, P. R. of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CY YF YHS. Performed the experiments: CY YF JW. Analyzed the data: CY YHS. Contributed reagents/materials/analysis tools: CY JW. Wrote the paper: CY JW YF YHS.