About the Authors
- Erwin Nemeth, Bart Kempenaers, Henrik Brumm
- Max Planck Institute for Ornithology, Communication and Social Behaviour Group, Seewiesen, Germany
- Erwin Nemeth
- University of Vienna, Department of Behavioural Biology, Vienna, Austria
- Giuliano Matessi
- University of Copenhagen, Department of Biology, Animal Behaviour Group, Copenhagen, Denmark
The authors have declared that no competing interests exist.
Conceived and designed the experiments: HB EN GM BK. Performed the experiments: EN HB GM. Analyzed the data: EN HB. Wrote the paper: EN HB BK GM. Analyzed the genetic data: BK.