About the Authors
Centre for the Study of Evolution and School of Life Sciences, University of Sussex, Brighton, United Kingdom
Department of Biology, University of Konstanz, Konstanz, Germany
The authors have declared that no competing interests exist.
Conceived and designed the experiments: FH AEW. Performed the experiments: FH AEW. Analyzed the data: FH AEW. Contributed reagents/materials/analysis tools: FH AEW. Wrote the paper: FH AM AEW.