About the Authors
- Maja Coulthard Hampson
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Affiliations Bristol Zoological Society, Bristol, United Kingdom, School of Veterinary Sciences, University of Bristol, Bristol, United Kingdom
- Christoph Schwitzer
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* E-mail: cschwitzer@bristolzoo.org.uk
Affiliation Bristol Zoological Society, Bristol, United Kingdom
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: CS MCH. Performed the experiments: MCH. Analyzed the data: MCH. Wrote the paper: MCH CS.