About the Authors

Frank Glaw
Zoologische Staatssammlung München, München, Germany

Jörn Köhler
Hessisches Landesmuseum Darmstadt, Darmstadt, Germany

Ted M. Townsend
Department of Biology, San Diego State University, San Diego, California, United States of America

Miguel Vences
Division of Evolutionary Biology, Zoological Institute, Technical University of Braunschweig, Braunschweig, Germany

Corresponding Author

m.vences@tu-bs.de

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FG JK TMT MV. Performed the experiments: FG JK TMT MV. Analyzed the data: FG JK TMT MV. Wrote the paper: FG JK TMT MV.