1. Komodo Survival Program, Denpasar 80223, Bali, Indonesia.
2. Komodo National Park, Labuan Bajo 86711, Flores, Indonesia.
3. Department of Biology, University of Florence, Via Madonna del Piano 6–50019 Sesto Fiorentino (FI), Italy.
4. Centre for Integrative Ecology, School of Life and Environmental Sciences, Deakin University, Waurn Ponds 3220, Australia; Email: t.jessop@ deakin.edu.au. Send reprint requests to this address.