About the Authors
- Manfred Hartbauer
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* E-mail: manfred.hartbauer@uni-graz.at
Affiliation Behavioural Ecology Group, Department of Zoology, Karl-Franzens University Graz, Graz, Austria
Competing Interests
The author has declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: MH. Performed the experiments: MH. Analyzed the data: MH. Contributed reagents/materials/analysis tools: MH. Wrote the paper: MH.