About the Authors

Sonja Windhager

sonja.windhager@univie.ac.at

Affiliations Department of Anthropology, University of Vienna, Vienna, Austria, Konrad Lorenz Institute for Evolution and Cognition Research, Altenberg, Austria

Helmut Schaschl

Affiliation Department of Anthropology, University of Vienna, Vienna, Austria

Katrin Schaefer

Affiliation Department of Anthropology, University of Vienna, Vienna, Austria

Philipp Mitteroecker

Affiliation Department of Theoretical Biology, University of Vienna, Vienna, Austria

Susanne Huber

Affiliation Department of Anthropology, University of Vienna, Vienna, Austria

Bernard Wallner

Affiliations Department of Anthropology, University of Vienna, Vienna, Austria, Cognitive Science Platform at the University of Vienna, Vienna, Austria, Department of Behavioural Biology, University of Vienna, Vienna, Austria

Martin Fieder

Affiliation Department of Anthropology, University of Vienna, Vienna, Austria

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MF HS KS SH BW SW. Analyzed the data: HS KS MF PM SW. Contributed reagents/materials/analysis tools: KS PM. Wrote the paper: SW MF. Edited the manuscript: SW HS KS PM SH BW.