About the Authors

Fabiana Saporiti

fabiana.saporiti@ub.edu

Affiliation Department of Animal Biology and Institut de Recerca de la Biodiversitat (IRBio), Faculty of Biology, University of Barcelona, Barcelona, Spain

Stuart Bearhop

Affiliation Centre for Ecology and Conservation, School of Biosciences, University of Exeter, Cornwall Campus, Penryn, United Kingdom

Laura Silva

Affiliation Laboratory of Marine Mammals, Centro Nacional Patagónico - Consejo Nacional de Investigaciones Científicas y Técnicas (CENPAT-CONICET), Puerto Madryn, Argentina

Damián G. Vales

Affiliation Laboratory of Marine Mammals, Centro Nacional Patagónico - Consejo Nacional de Investigaciones Científicas y Técnicas (CENPAT-CONICET), Puerto Madryn, Argentina

Lisette Zenteno

Affiliation Department of Animal Biology and Institut de Recerca de la Biodiversitat (IRBio), Faculty of Biology, University of Barcelona, Barcelona, Spain

Enrique A. Crespo

Affiliation Laboratory of Marine Mammals, Centro Nacional Patagónico - Consejo Nacional de Investigaciones Científicas y Técnicas (CENPAT-CONICET), Puerto Madryn, Argentina

Alex Aguilar

Affiliation Department of Animal Biology and Institut de Recerca de la Biodiversitat (IRBio), Faculty of Biology, University of Barcelona, Barcelona, Spain

Luis Cardona

Affiliation Department of Animal Biology and Institut de Recerca de la Biodiversitat (IRBio), Faculty of Biology, University of Barcelona, Barcelona, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FS LC EAC AA. Performed the experiments: FS DV LS LZ. Analyzed the data: FS SB LC. Contributed reagents/materials/analysis tools: AA LC SB. Contributed to the writing of the manuscript: FS LC SB.