1. BirdLife International Cambridge UK
2. IUCN SSC Species Monitoring Specialist Group Gingins Switzerland
3. Science & Economic Knowledge Unit IUCN Gland Switzerland
4. Department of Zoology, Conservation Science Group University of Cambridge Cambridge UK
5. RSPB Centre for Conservation Science Bedfordshire UK
6. Centre for Biodiversity & Environment Research, Department of Genetics, Evolution and Environment University College London London UK
7. Institute of Zoology Zoological Society of London London UK
8. UN Environment World Conservation Monitoring Centre Cambridge UK
9. Scientific Department Aves Argentinas Buenos Aires Argentina
10. Nanjing Institute of Environmental Sciences Ministry of Ecology and Environment Nanjing P.R. China
11. Science and Innovation Programme BirdLife South Africa Johannesburg South Africa
12. Burung Indonesia Bogor Indonesia
13. Association for the Conservation of Biodiversity of Kazakhstan Nur‐Sultan Kazakhstan
14. Instituto de Investigación de Recursos Biológicos Alexander von Humboldt Bogotá Colombia
15. Ghana Wildlife Society Accra Ghana