About the Authors

Shu Li

Affiliations Key Laboratory of Insect Evolution & Environmental Changes, Capital Normal University, Beijing, P.R. China, Institute of Plant and Environmental Protection, Beijing Academy of Agriculture and Forestry Sciences, Beijing, China

Chungkun Shih

Affiliation Key Laboratory of Insect Evolution & Environmental Changes, Capital Normal University, Beijing, P.R. China

Chen Wang

Affiliation Key Laboratory of Insect Evolution & Environmental Changes, Capital Normal University, Beijing, P.R. China

Hong Pang

Affiliation State Key Laboratory of Biocontrol and Institute of Entomology, Sun Yat-sen University, Guangzhou, P.R. China

Dong Ren

rendong@mail.cnu.edu.cn

Affiliation Key Laboratory of Insect Evolution & Environmental Changes, Capital Normal University, Beijing, P.R. China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DR. Performed the experiments: SL CW HP. Analyzed the data: SL CS HP. Wrote the paper: SL CS HP DR. Photographs and line drawings: SL CW.