1. Centre for Ecosystem Sentinels, Department of Biology, University of Washington, Seattle, WA, USA.
2. Botswana Predator Conservation, Wild Entrust, Maun, Botswana.
3. Centre for Ecosystem Science, School of BEES, University of New South Wales, Sydney, NSW, Australia.
4. Taronga Conservation Society Australia, Sydney, NSW, Australia.
5. Instituto de Conservação de Animais Silvestres. Campo Grande, Brazil.
6. Fauna & Flora, David Attenborough Building, Cambridge, UK.
7. Department of Biology, University of Washington, Seattle, WA, USA.