About the Authors
Zoologische Staatssammlung München, München, Germany
Hessisches Landesmuseum Darmstadt, Darmstadt, Germany
Department of Biology, San Diego State University, San Diego, California, United States of America
Division of Evolutionary Biology, Zoological Institute, Technical University of Braunschweig, Braunschweig, Germany
The authors have declared that no competing interests exist.
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.