About the Authors

Marlene Spinner

mspinner@zoologie.uni-kiel.de

Affiliation Functional Morphology and Biomechanics, Zoological Institute, Kiel University, Kiel, Germany

Stanislav N. Gorb

Affiliation Functional Morphology and Biomechanics, Zoological Institute, Kiel University, Kiel, Germany

Alexander Balmert

Affiliation Institute of Zoology, University of Bonn, Bonn, Germany

Horst Bleckmann

Affiliation Institute of Zoology, University of Bonn, Bonn, Germany

Guido Westhoff

Affiliation Institute of Zoology, University of Bonn, Bonn, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MS SNG AB HB GW. Analyzed the data: MS SNG AB HB GW. Wrote the paper: MS. Performed contact angles measure experiment: MS. Conducted the self-cleaning experiment: MS AB. Improved main manuscript text: SNG AB HB GW. Made the images of living animals: GW.