About the Authors

Dina K. N. Dechmann

ddechmann@orn.mpg.de

Affiliations Max Planck Institute for Ornithology, Department of Migration and Immuno-Ecology, Am Obstberg 1, 78315 Radolfzell, Germany, University of Konstanz, Department of Biology, 78457 Konstanz, Germany, Smithsonian Tropical Research Institute, Balboa, Ancón, Panama

Martin Wikelski

Affiliations Max Planck Institute for Ornithology, Department of Migration and Immuno-Ecology, Am Obstberg 1, 78315 Radolfzell, Germany, University of Konstanz, Department of Biology, 78457 Konstanz, Germany, Smithsonian Tropical Research Institute, Balboa, Ancón, Panama

Katarina Varga

Affiliation University of Konstanz, Department of Biology, 78457 Konstanz, Germany

Elisabeth Yohannes

Affiliation University of Konstanz, Department of Biology, 78457 Konstanz, Germany

Wolfgang Fiedler

Affiliations Max Planck Institute for Ornithology, Department of Migration and Immuno-Ecology, Am Obstberg 1, 78315 Radolfzell, Germany, University of Konstanz, Department of Biology, 78457 Konstanz, Germany

Kamran Safi

Affiliations Max Planck Institute for Ornithology, Department of Migration and Immuno-Ecology, Am Obstberg 1, 78315 Radolfzell, Germany, University of Konstanz, Department of Biology, 78457 Konstanz, Germany

Wolf-Dieter Burkhard

Affiliation Gumpisloch 2, 8597 Landschlacht, Switzerland

M. Teague O'Mara

Affiliations Max Planck Institute for Ornithology, Department of Migration and Immuno-Ecology, Am Obstberg 1, 78315 Radolfzell, Germany, University of Konstanz, Department of Biology, 78457 Konstanz, Germany, Smithsonian Tropical Research Institute, Balboa, Ancón, Panama

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DKND MW MTO. Performed the experiments: DKND KV MW WB WF MTO. Analyzed the data: KV KS EY MTO. Contributed reagents/materials/analysis tools: DKND KV MW WB WF MTO. Wrote the paper: DKND KV MTO.