About the Authors

Melanie Hagen

melanie.hagen@web.de

Affiliation Biological Collection, University of Bielefeld, Bielefeld, Germany

Martin Wikelski

Affiliation Department of Migration and Immuno-Ecology, Max Planck Institute for Ornithology, Radolfzell, Germany

W. Daniel Kissling

Affiliation Ecoinformatics and Biodiversity Group, Department of Bioscience, Aarhus University, Aarhus, Denmark

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MH MW WDK. Performed the experiments: MH MW WDK. Analyzed the data: MH WDK. Contributed reagents/materials/analysis tools: MW. Wrote the paper: MH MW WDK.