About the Authors

Susanne Huber

susanne.huber@vetmeduni.ac.at

Affiliations Department of Anthropology, University of Vienna, Vienna, Austria, Research Institute of Wildlife Ecology, University of Veterinary Medicine 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: SH MF. Analyzed the data: SH MF. Wrote the paper: SH MF.