About the Authors

Alison R. Holt

a.holt@sheffield.ac.uk

Affiliation Catchment Science Centre, University of Sheffield, Sheffield, United Kingdom

Zoe G. Davies

Affiliation Biodiversity and Macroecology Group, Department of Animal and Plant Sciences, University of Sheffield, Sheffield, United Kingdom

Claire Tyler

Affiliation Centre for Evidence-Based Conservation, School of the Environment and Natural Resources, Bangor University, Bangor, United Kingdom

Samantha Staddon

Affiliation Institute of Geography, University of Edinburgh, Edinburgh, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: AH ZD SS. Contributed reagents/materials/analysis tools: AH ZD CT. Wrote the paper: AH ZD. Other: Literature search and review: AH. Reviewed the material: ZD. Collection of literature: CT.