1. Applied Ecology Group Estación Biológica de Doñana (CSIC) Seville Spain
2. The Royal Society for the Protection of Birds Edinburgh UK
3. The Royal (Dick) School of Veterinary Services and the Roslin Institute University of Edinburgh Edinburgh UK
4. The Royal Veterinary College London UK
5. Territory Wildlife Park Berry Springs Northern Territory Australia
6. Veterinary Department Perth Zoo South Perth Western Australia Australia
7. Melbourne Veterinary School University of Melbourne Melbourne Victoria Australia
8. Oregon Cooperative Fish and Wildlife Research Unit, Department of Fisheries and Wildlife Oregon State University Corvallis Oregon USA
9. Natural Research Ltd. Banchory UK