About the Authors

Qi Wang

Affiliation Key Lab of Insect Evolution and Environmental Change, College of Life Sciences, Capital Normal University, Beijing, China

Chungkun Shih

Affiliation Key Lab of Insect Evolution and Environmental Change, College of Life Sciences, Capital Normal University, Beijing, China

Dong Ren

rendong@mail.cnu.edu.cn

Affiliation Key Lab of Insect Evolution and Environmental Change, College of Life Sciences, Capital Normal University, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: QW C-KS DR. Performed the experiments: QW C-KS DR. Analyzed the data: QW C-KS DR. Contributed reagents/materials/analysis tools: QW C-KS. Wrote the paper: QW C-KS. Photographs: C-KS. Line drawings: QW.