About the Authors

Martin Nyffeler

martin.nyffeler@unibas.ch

Affiliation Section of Conservation Biology (NLU), Department of Environmental Sciences, University of Basel, Basel, Switzerland

Mirjam Knörnschild

Affiliation Institute of Experimental Ecology, University of Ulm, Ulm, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MN. Performed the experiments: MN. Analyzed the data: MN MK. Contributed reagents/materials/analysis tools: MN. Wrote the paper: MN MK.