About the Authors

Philipp Sprau

philippsprau@gmx.de

Affiliation Department of Animal Ecology, Netherlands Institute of Ecology (NIOO-KNAW), Wageningen, The Netherlands

Tobias Roth

Affiliations Zoological Institute, University of Basel, Basel, Switzerland, Research Station Petite Camargue Alsacienne, Saint-Louis, France

Marc Naguib

Affiliations Department of Animal Ecology, Netherlands Institute of Ecology (NIOO-KNAW), Wageningen, The Netherlands, Behavioural Ecology Group, Department of Animal Sciences, Wageningen University, Wageningen, The Netherlands

Valentin Amrhein

Affiliations Zoological Institute, University of Basel, Basel, Switzerland, Research Station Petite Camargue Alsacienne, Saint-Louis, France

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PS VA. Performed the experiments: PS. Analyzed the data: PS TR VA. Contributed materials/analysis tools: PS TR MN VA. Wrote the paper: PS TR MN VA.