About the Authors
- Orlaith N. Fraser
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* E-mail: orlaith.fraser@univie.ac.at
Affiliation Department of Cognitive Biology, University of Vienna, Vienna, Austria
- Thomas Bugnyar
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Affiliations Department of Cognitive Biology, University of Vienna, Vienna, Austria, Konrad Lorenz Forschungstelle, Grünau, Austria
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Analyzed the data: ONF. Wrote the paper: ONF. Provided theoretical framework: ONF. Conceived and designed study: TB. Collected data: TB.