About the Authors

Pedro Aragón

paragon@mncn.csic.es

Affiliation Departamento de Biogeografía y Cambio Global, Museo Nacional de Ciencias Naturales, Madrid, Spain

Patrick S. Fitze

Affiliations Departamento de Biodiversidad y Biología Evolutiva, Museo Nacional de Ciencias Naturales, Madrid, Spain, Université de Lausanne, Department of Ecology and Evolution (DEE), Biophore, Lausanne, Switzerland, Instituto Pirenaico de Ecología (IPE-CSIC), Avenida Regimiento de Galicia s/n, Jaca, Spain, Fundación Araid, Edificio Pignatelli, Zaragoza, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PA. Analyzed the data: PA. Wrote the paper: PA. Contributed data, generated the genetic distance matrix, discussed the results, and commented on the manuscript: PSF.