About the Authors

Fernando Ascensão

fernandoascensao@gmail.com

Affiliations Centro de Biologia Ambiental, Faculdade de Ciências da Universidade de Lisboa, Lisboa, Portugal, Western Transportation Institute, Montana State University, Bozeman, Montana, United States of America

Clara Grilo

Affiliation Departamento de Biologia & CESAM, Universidade de Aveiro, Aveiro, Portugal

Scott LaPoint

Affiliations Max-Planck-Institute for Ornithology, Radolfzell, Germany, Department of Biology, University of Konstanz, Konstanz, Germany

Jeff Tracey

Affiliation US Geological Survey, Western Ecological Research Center, San Diego, California, United States of America

Anthony P. Clevenger

Affiliation Western Transportation Institute, Montana State University, Bozeman, Montana, United States of America

Margarida Santos-Reis

Affiliation Centro de Biologia Ambiental, Faculdade de Ciências da Universidade de Lisboa, Lisboa, Portugal

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FA. Performed the experiments: FA. Analyzed the data: FA. Contributed reagents/materials/analysis tools: FA JT. Wrote the paper: FA CG SLP JT AC MSR. Responsible for the dataset analyzed: CG.