About the Authors
- Claudia A. F. Wascher
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* E-mail: claudia.wascher@klf.ac.at
Affiliations Konrad Lorenz Forschungsstelle, Core Facility University of Vienna, Gruenau, Austria, Department of Behavioural Biology, University of Vienna, Vienna, Austria, Department of Cognitive Biology, University of Vienna, Vienna, Austria
- Thomas Bugnyar
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Affiliations Konrad Lorenz Forschungsstelle, Core Facility University of Vienna, Gruenau, Austria, Department of Cognitive Biology, University of Vienna, Vienna, Austria
Competing Interests
The authors hereby declare that funding received by a commercial source (L′Oreal) does not alter their adherence to all the PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: CAFW TB. Performed the experiments: CAFW. Analyzed the data: CAFW. Wrote the paper: CAFW TB.