1. School of Biological Sciences Norwich Research Park, University of East Anglia Norwich UK
2. Department of Biology, Edward Grey Institute University of Oxford Oxford UK
3. Department of Animal Ecology Netherlands Institute of Ecology (NIOO‐KNAW) Wageningen The Netherlands
4. Animal Breeding and Genomics Wageningen University and Research Wageningen The Netherlands
5. Department of Ecological Science, Animal Ecology Group Vrije Universiteit Amsterdam Amsterdam The Netherlands
6. Evolutionary Ecology Group, Department of Biology University of Antwerp Antwerp Belgium
7. Department of Biology, Science and art Faculty Mehmet Akif Ersoy University, Istiklal Yerleskesi Burdur Turkey
8. Biology Education, Buca Faculty of Education, Mathematics and Science Education Dokuz Eylül University İzmir Turkey
9. Hellenic Ornithological Society/BirdLife Greece Athens Greece
10. Institut d'Investigació per a la Gestió Integrada de Zones Costaneres, Campus de Gandia Universitat Politècnica de València València Spain
11. Faculty of Biology Lomonosov Moscow State University Moscow Russia
12. Area Avifauna Migratrice Istituto Superiore per la Protezione e la Ricerca Ambientale (ISPRA) Ozzano Emilia Italy
13. CEFE, Univ. Montpellier, CNRS, EPHE, IRD Montpellier France
14. Institute of Environmental Sciences Jagiellonian University Kraków Poland
15. Behavioural Ecology, Faculty of Biology LMU München Planegg‐Martinsried Germany
16. UMR CNRS 5558—LBBE, Biométrie et Biologie Évolutive Villeurbanne France
17. Department of Ecology and Evolution, Animal Ecology, Evolutionary Biology Centre Uppsala University Uppsala Sweden
18. Department of Biology University of Turku Turku Finland
19. Norwegian Institute for Nature Research FRAM‐High North Research Centre for Climate and the Environment Tromsø Norway
20. Department of Biology University of Padova Padova Italy
21. Interuniversity Institute for Biostatistics and Statistical Bioinformatics Hasselt University Diepenbeek Belgium
22. Institute of Wildlife Biology and Game Management University of Natural Resources and Life Science Vienna Austria
23. Behavioural Ecology Group, Department of Life Sciences Anglia Ruskin University Cambridgeshire UK
24. Faculty of Biology, Zvenigorod Biological Station Lomonosov Moscow State University Moscow Russia
25. Department of Ornithology Max Planck Institute for Biological Intelligence Seewiesen Germany
26. Department of Zoology, Faculty of Science Palacký University Olomouc Czech Republic
27. Department of Ecology and Genetics University of Oulu Oulu Finland
28. Zoology Unit, Finnish Museum of Natural History University of Helsinki Helsinki Finland
29. Department of Zoology University of Tartu Tartu Estonia
30. School of Biodiversity, One Health and Veterinary Medicine University of Glasgow Glasgow UK
31. Bulgarian Ornithological Centre, Institute of Biodiversity and Ecosystem Research Bulgarian Academy of Sciences Sofia Bulgaria
32. MARE – Marine and Environmental Sciences Centre, Department of Life Sciences, Faculty of Sciences and Technology University of Coimbra Coimbra Portugal
33. University of Nevada Reno Nevada USA
34. Evolutionary Ecology Lab, Institute of Ecology and Evolution University of Bern Bern Switzerland
35. Dipartimento di Scienze e Politiche Ambientali Università Degli Studi di Milano Milan Italy
36. Centre for Ecological and Evolutionary Synthesis (CEES), Department of Biosciences University of Oslo Oslo Norway
37. Behavioural Ecology Group, Department of Systematic Zoology and Ecology ELTE Eötvös Loránd University Budapest Hungary
38. Centre for Ecology and Conservation University of Exeter Penryn UK
39. Evolutionary Ecology Group, Hungarian Department of Biology and Ecology Babeș‐Bolyai University Cluj‐Napoca Romania
40. Yamashina Institute for Ornithology Abiko Japan
41. Groningen Institute for Evolutionary Life Sciences (GELIFES) University of Groningen Groningen the Netherlands
42. School of Biosciences University of Sheffield Sheffield UK