1. Vertebrate Pest Research Unit; NSW Department of Primary Industries; 1447 Forest Road Orange New South Wales 2800 Australia
2. School of BioSciences; The University of Melbourne; Parkville Victoria Australia
3. CSIRO; Canberra Australian Capital Territory Australia
4. Manaaki Whenua Landcare Research; Lincoln New Zealand
5. Biosecurity Branch, Department of Economic Development; Jobs,Transport and Resources; Attwood Victoria Australia
6. Department of Environment, Land, Water and Planning; Arthur Rylah Institute for Environmental Research; Heidelberg Victoria Australia
7. Parks Victoria; Wangaratta Victoria Australia