About the Authors
- Claudia Rutte
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Affiliation Department of Behavioral Ecology, Institute of Zoology, University of Berne, Berne, Switzerland
- Michael Taborsky
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*To whom correspondence should be addressed. E-mail: michael.taborsky@esh.unibe.ch
Affiliation Department of Behavioral Ecology, Institute of Zoology, University of Berne, Berne, Switzerland
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
CR and MT conceived and designed the experiments, analyzed the data, contributed reagents/materials/analysis tools, and wrote the paper. CR performed the experiments. MT supervised the study at all stages.