About the Authors

Michelle C. Jackson

Affiliation School of Biological and Chemical Sciences, Queen Mary University of London, London, England

Ian Donohue

Affiliations School of Natural Sciences, Trinity College Dublin, Dublin, Ireland, Trinity Centre for Biodiversity Research, Trinity College Dublin, Dublin, Ireland

Andrew L. Jackson

Affiliations School of Natural Sciences, Trinity College Dublin, Dublin, Ireland, Trinity Centre for Biodiversity Research, Trinity College Dublin, Dublin, Ireland

J. Robert Britton

Affiliation Centre for Conservation Ecology and Environmental Change, Bournemouth University, Bournemouth, England

David M. Harper

Affiliation Department of Biology, University of Leicester, Leicester, England

Jonathan Grey

j.grey@qmul.ac.uk

Affiliations Department of Physiological Ecology, Max Planck Institute for Limnology, Plön, Germany, School of Biological and Chemical Sciences, Queen Mary University of London, London, England

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MCJ JRB DMH JG. Performed the experiments: MCJ JRB DMH JG. Analyzed the data: MCJ ID ALJ JG. Contributed reagents/materials/analysis tools: JRB DMH JG. Wrote the paper: MCJ ID ALJ JG. Designed the programmes in R for Bayesian analysis of stable isotope data: ALJ. Research permission from the Kenyan Government: DMH.