About the Authors

Elena Gómez-Díaz

elegomez@ub.edu

Affiliation Institut de Recerca de la Biodiversitat i Departament Biologia Animal (Vertebrats), Universitat de Barcelona, Barcelona, Spain

Jacob González-Solís

Affiliation Institut de Recerca de la Biodiversitat i Departament Biologia Animal (Vertebrats), Universitat de Barcelona, Barcelona, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EGD JGS. Performed the experiments: EGD. Analyzed the data: EGD. Contributed reagents/materials/analysis tools: JGS. Wrote the paper: EGD JGS.