1. Komodo Survival Program, Denpasar, Bali, Indonesia.
2. Department Biology, University of Florence, Sesto Fiorentino 50019 (FI), Italy.
3. Komodo National Park, Labuan Bajo, Flores, Indonesia.
4. Centre of Integrative Ecology, School of Life and Environmental Sciences, Deakin University, Waurn Ponds, Victoria, Australia; Email: t.jessop@deakin.edu.au. Send reprint requests to this address.