About the Authors
- Becki Lawson
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* E-mail: becki.lawson@ioz.ac.uk
Affiliation Institute of Zoology, Zoological Society of London, Regents Park, London, United Kingdom
- Shelly Lachish
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Affiliation Edward Grey Institute, Department of Zoology, University of Oxford, South Parks Road, Oxford, United Kingdom
- Katie M. Colvile
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Affiliation Institute of Zoology, Zoological Society of London, Regents Park, London, United Kingdom
- Chris Durrant
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Affiliation Institute of Zoology, Zoological Society of London, Regents Park, London, United Kingdom
- Kirsi M. Peck
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Affiliation British Trust for Ornithology, The Nunnery, Thetford, Norfolk, United Kingdom
- Mike P. Toms
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Affiliation Royal Society for the Protection of Birds, The Lodge, Sandy, Bedfordshire, United Kingdom
- Ben C. Sheldon
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Affiliation Edward Grey Institute, Department of Zoology, University of Oxford, South Parks Road, Oxford, United Kingdom
- Andrew A. Cunningham
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Affiliation Institute of Zoology, Zoological Society of London, Regents Park, London, United Kingdom
Competing Interests
The authors received some funding support from commercial sources including CJ Wildbird Foods Ltd, Cranswick Pet Products and Gardman Ltd. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: BL BCS KMP MPT AAC. Performed the experiments: BL SL KMC CD KMP MPT. Analyzed the data: BL SL CD. Contributed reagents/materials/analysis tools: BL BCS SL KMP MPT AAC. Wrote the paper: BL SL BCS AAC.