About the Authors

Xavier A. Harrison

xav.harrison@gmail.com (XAH); s.bearhop@ex.ac.uk (SB)

Affiliations Centre for Ecology and Conservation, University of Exeter, Penryn Campus, Cornwall, United Kingdom, Institute of Zoology, Zoological Society of London, London, United Kingdom

David J. Hodgson

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

Richard Inger

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

Kendrew Colhoun

Affiliation Wildfowl and Wetlands Trust, Comber, County Down, Northern Ireland

Gudmundur A. Gudmundsson

Affiliation Icelandic Institute of Natural History, Reykjavik, Iceland

Graham McElwaine

Affiliation Downpatrick, County Down, Northern Ireland

Tom Tregenza

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

Stuart Bearhop

xav.harrison@gmail.com (XAH); s.bearhop@ex.ac.uk (SB)

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

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XAH SB. Performed the experiments: XAH RI GAG KC GM SB. Analyzed the data: XAH DJH TT RI SB. Contributed reagents/materials/analysis tools: KC GAG GM. Wrote the manuscript: XAH DJH SB.