About the Authors

Sylvain Losdat

sylvain_losdat@yahoo.fr

Affiliation Evolutionary Ecology Lab, Institute of Ecology and Evolution, University of Bern, Bern, Switzerland

Heinz Richner

Affiliation Evolutionary Ecology Lab, Institute of Ecology and Evolution, University of Bern, Bern, Switzerland

Jonathan D. Blount

Affiliation Centre for Ecology and Conservation, College of Life and Environmental Sciences, University of Exeter, Penryn, United Kingdom

Fabrice Helfenstein

Affiliation Evolutionary Ecology Lab, Institute of Ecology and Evolution, University of Bern, Bern, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SL FH HR. Performed the experiments: SL. Analyzed the data: SL. Contributed reagents/materials/analysis tools: JDB. Wrote the paper: SL FH HR.