About the Authors

Won-Ju Jung

Affiliation Korea Institute of Ornithology & Department of Biology, Kyung Hee University, Seoul, Republic of Korea

Jin-Won Lee

jwlee99@khu.ac.kr

Affiliation Korea Institute of Ornithology & Department of Biology, Kyung Hee University, Seoul, Republic of Korea

Jeong-Chil Yoo

Affiliation Korea Institute of Ornithology & Department of Biology, Kyung Hee University, Seoul, Republic of Korea

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JWL. Performed the experiments: JWL. Analyzed the data: WJJ JWL. Wrote the paper: WJJ JWL JCY.