1. Commonwealth Scientific and Industrial Research Organisation; Canberra Australian Capital Territory 2601 Australia
2. Invasive Animals Cooperative Research Centre, University of Canberra; Bruce Australian Capital Territory 2601 Australia
3. Biosecurity SA; Adelaide South Australia Australia
4. Marie Bashir Institute for Infectious Diseases and Biosecurity, Charles Perkins Centre, School of Life and Environmental Sciences, The University of Sydney; Sydney New South Wales 2006 Australia