1. Department of Zoology, Oxford Martin School, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
2. Department of Infectious Disease Epidemiology, MRC Centre for Outbreak Analysis and Modelling, Imperial College London, St Mary's Campus, Norfolk Place, London W2 1PG, UK
3. Boyd Orr Centre for Population and Ecosystem Health, Institute of Biodiversity, Animal Health and Comparative Medicine, University of Glasgow, Bearsden Road, Glasgow G61 1QH, UK
4. WildCRU, The Recanati-Kaplan Centre, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
5. Environment and Sustainability Institute, University of Exeter, Cornwall Campus, Penryn, Cornwall TR10 9EZ, UK
6. Disease Dynamics Unit, Department of Veterinary Medicine, University of Cambridge, Madingley Road, Cambridge CB3 0ES, UK
7. Institute of Zoology, Zoological Society of London, Regent's Park, London NW1 4RY, UK
8. MRC National Institute for Medical Research, The Ridgeway, Mill Hill, London NW7 1AA, UK