About the Authors
- Helmut Schmitz
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* E-mail: h.schmitz@uni-bonn.de
Affiliation Institut für Zoologie der Universität Bonn, Bonn, Germany
- Herbert Bousack
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Affiliation Peter Grünberg Institut, Forschungszentrum Jülich GmbH, Jülich, Germany
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: HB HS. Wrote the paper: HB HS. Retrieved data and information: HB HS. Performed the modelling: HB.