1. Koala Research Centre of Central Queensland, Central Queensland University, Rockhampton, QLD 4702, Australia,
2. Koala Study Centre, Department of Zoology, University of Queensland, QLD 4072, Australia
3. Flora and Fauna Branch, Department of Natural Resources and the Environment, P.O. Box 41, East Melbourne 3002, Australia
4. New South Wales, National Parks and Wildlife Service, P.O. Box 1967, Hurstville, NSW 2220, Australia
5. Department of Environment, Heritage and Aboriginal Affairs, P.O. Box 1047, Adelaide, SA 5001, Australia