About the Authors

Elisabet Sjökvist

elisabet.sjokvist@bioenv.gu.se

Affiliation Department of Biological and Environmental Sciences, University of Gothenburg, Gothenburg, Sweden

Bernard E. Pfeil

Affiliation Department of Biological and Environmental Sciences, University of Gothenburg, Gothenburg, Sweden

Ellen Larsson

Affiliation Department of Biological and Environmental Sciences, University of Gothenburg, Gothenburg, Sweden

Karl-Henrik Larsson

Affiliation Natural History Museum, University of Oslo, Oslo, Norway

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ES BP EL KHL. Performed the experiments: ES EL. Analyzed the data: ES. Contributed reagents/materials/analysis tools: KHL. Wrote the paper: ES BP.