About the Authors

David Canal

davidcanal@ebd.csic.es

Affiliation Doñana Biological Station – CSIC, Department of Evolutionary Ecology, Sevilla, Spain

David Serrano

Affiliation Doñana Biological Station – CSIC, Department of Conservation Biology, Sevilla, Spain

Jaime Potti

Affiliation Doñana Biological Station – CSIC, Department of Evolutionary Ecology, Sevilla, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DC JP. Performed the experiments: DC JP. Analyzed the data: DC JP DS. Contributed reagents/materials/analysis tools: DC JP DS. Wrote the paper: DC JP DS.