About the Authors

Jan T. Horstmann

Affiliations Bremen University of Applied Sciences, Bremen, Germany, Department of Zoology, University of Oxford, Oxford, United Kingdom

Per Henningsson

Affiliations Department of Zoology, University of Oxford, Oxford, United Kingdom, Department of Biology, Lund University, Lund, Sweden

Adrian L. R. Thomas

Affiliation Department of Zoology, University of Oxford, Oxford, United Kingdom

Richard J. Bomphrey

rbomphrey@rvc.ac.uk

Affiliations Department of Zoology, University of Oxford, Oxford, United Kingdom, Structure & Motion Laboratory, The Royal Veterinary College, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JTH PH ALRT RJB. Performed the experiments: JTH PH. Analyzed the data: JTH PH RJB. Contributed reagents/materials/analysis tools: PH RJB. Wrote the paper: JTH PH RJB. Revised the manuscript: PH ALRT RJB.