About the Authors

Javier Pérez-Tris

To whom correspondence should be addressed. E-mail: jperez@bio.ucm.es

Affiliations Department of Animal Ecology, Lund University, Lund, Sweden, Department of Zoology and Physical Anthropology, Complutense University, Madrid, Spain

Olof Hellgren

Affiliation Department of Animal Ecology, Lund University, Lund, Sweden

Asta Križanauskienė

Affiliation Institute of Ecology, Vilnius University, Vilnius, Lithuania

Jonas Waldenström

Current address: Department of Biology and Environmental Science, Kalmar University, Kalmar, Sweden

Affiliation Department of Animal Ecology, Lund University, Lund, Sweden

Jean Secondi

Affiliation Laboratoire d'Ecologie Animale, Université d'Angers, Angers, France

Camille Bonneaud

Current address: Department of Organismic and Evolutionary Biology, Harvard University, Cambridge, Massachusetts, United States of America

Affiliation Laboratoire de Parasitologie Evolutive, Université Pierre et Marie Curie, Paris, France

Jon Fjeldså

Affiliation Zoological Museum, University of Copenhagen, Copenhagen, Denmark

Dennis Hasselquist

Affiliation Department of Animal Ecology, Lund University, Lund, Sweden

Staffan Bensch

Affiliation Department of Animal Ecology, Lund University, Lund, Sweden

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SB JP. Performed the experiments: JP OH AK JW. Analyzed the data: JP OH. Contributed reagents/materials/analysis tools: SB DH JP OH AK JW JS CB JF. Wrote the paper: JP. Other: Improved the paper with comments: AK JW JS CB JF DH SB OH.