1. Centre for Ecology and Conservation, University of Exeter, Penryn, Cornwall, TR10 9FE, UK
2. Organismal and Evolutionary Biology, University of Helsinki, Helsinki, PO Box 65, 00014 Finland
3. Centre for Research in Ecology, Evolution and Behaviour, University of Roehampton, Roehampton Lane, London SW15 5PJ, UK
4. Banded Mongoose Research Project, Queen Elizabeth National Park, PO Box 66 Lake Katwe, Kasese District, Uganda
5. Conservation Through Public Health, PO Box 75298, Uringi Crescent Rd, Entebbe, Uganda
6. Department of Behavioural Ecology, University of Bielefeld, Bielefeld, Konsequenz 45, 33619, Germany
7. Department of Biosciences, Wallace Building, Swansea University, Singleton Park, Swansea SA2 8PP, UK
8. Chester Zoo Endocrine Laboratory, Endocrinology, Science Centre, Caughall Road, Upton-by-Chester, Chester, CH2 1LH, UK
9. German Primate Center, University of Goettingen, Kellnerweg 4, 37077 Göttingen, Germany