Author Affiliations +
Sarah Gascoyne,1 M. Karen Laurenson2
1Institute of Zoology, Regent's Park, London NW1 4RY, and London School of Hygiene and Tropical Medicine, Keppel Street, London WC1E 7HT, United Kingdom
2Upland Research Group, The Game Conservancy, Crubenmore Lodge, Newtonmore, Inverness-Shire, PH20 1BE, Scotland, United Kingdom