1. Department of Animal Ecology & Systematics, Justus Liebig University Giessen, Germany
2. Institute of Animal Breeding and Husbandry, University of Kiel, Germany
3. Department of Primary Industries, Parks, Water and Environment, Hobart, TAS, Australia
4. Centre d’Etudes Biologiques de Chizé, UMR 7372 CNRS-Université de La Rochelle, Villiers-en-Bois, France
5. Manaaki Whenua Landcare Research, Canterbury, New Zealand
6. Royal Society for the Protection of Birds (RSPB), The Lodge, Sandy, Bedfordshire, United Kingdom
7. Section of Ornithology, Natural History Museum of Los Angeles County, Los Angeles, CA
8. Feather Link Inc., Cincinnati, OH
9. Institute for Land, Water and Society, School of Environmental Sciences, Charles Sturt University, Albury, NSW, Australia
10. Institut de Ciències del Mar CSIC, Barcelona, Spain
11. British Antarctic Survey, Natural Environment Research Council, High Cross, Cambridge, United Kingdom
12. FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, University of Cape Town, Rondebosch, Republic of South Africa
13. Museum of New Zealand Te Papa Tongarewa, Wellington, New Zealand
14. Department of Zoology, University of Venda, Private Bag X5050, Thohoyandou 0950, Republic of South Africa