About the Authors
- Christoph J. Burckhardt
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Affiliation Institute of Zoology, University of Zürich, Zürich, Switzerland
- Urs F. Greber
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* E-mail: ufgreber@zool.uzh.ch
Affiliation Institute of Zoology, University of Zürich, Zürich, Switzerland
Competing Interests
The authors have declared that no competing interests exist.