About the Authors
- Karin Schneeberger
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* E-mail: schneeberger@izw-berlin.de
Affiliations Leibniz Institute for Zoo and Wildlife Research, Berlin, Germany, Freie Universität Berlin, Department Animal Behaviour, Berlin, Germany
- Gábor Á. Czirják
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Affiliation Leibniz Institute for Zoo and Wildlife Research, Berlin, Germany
- Christian C. Voigt
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Affiliations Leibniz Institute for Zoo and Wildlife Research, Berlin, Germany, Freie Universität Berlin, Department Animal Behaviour, Berlin, Germany
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Fieldwork: KS CCV. Laboratory work: KS GAC. Supervision: CCV. Conceived and designed the experiments: KS GAC CCV. Performed the experiments: KS GAC CCV. Analyzed the data: KS. Wrote the paper: KS GAC CCV.