1. Cognitive and Cultural Ecology Research Group Max Planck Institute of Animal Behavior Radolfzell Germany
2. Department of Zoology Edward Grey Institute University of Oxford Oxford UK
3. Australian Museum Research Institute Australian Museum Sydney NSW Australia
4. School of Life and Environmental Sciences The University of Sydney Camperdown NSW Australia
5. Centre for Ecosystem Science School of Biological, Earth and Environmental Sciences UNSW Sydney NSW Australia
6. Royal Botanic Gardens and Domain Trust Sydney NSW Australia
7. Institute for Science & Learning Taronga Conservation Society Australia Mosman NSW Australia