1. Mammal Research Institute Polish Academy of Sciences Białowieża Poland
2. Working Group for Wildlife Research at Clinic for Birds, Reptiles, Amphibians and Fish Justus‐Liebig‐University Giessen Gießen Germany
3. Department of Zoology Musée National d’Histoire Naturelle Luxembourg City Luxembourg
4. Lammi Biological Station University of Helsinki Lammi Finland
5. Natural Resources Institute Finland (Luke) Helsinki Finland
6. State National Park Belovezhskaya Pushcha Kamenyuki Republic of Belarus
7. Department of Fisheries, Apiculture, Wildlife Management and Special Zoology Faculty of Agriculture University of Zagreb Zagreb Croatia
8. Department of Phytology Technical University in Zvolen Zvolen Slovak Republic
9. A.N. Severtsov Institute of Ecology and Evolution Russian Academy of Sciences Moscow Russia
10. Faculty of Environmental Protection Velenje Slovenia
11. Department of Forest Ecology Slovenian Forestry Institute Ljubljana Slovenia
12. Department of Biology Vytautas Magnus University Kaunas Lithuania
13. Department of Biology and Ecology Faculty of Sciences University of Novi Sad Novi Sad Republic of Serbia
14. Department of Geography, Tourism and Hotel Management Faculty of Sciences University of Novi Sad Novi Sad Serbia
15. Department of Forest Protection and Wildlife Management Mendel University in Brno Brno Czech Republic
16. Centre for Agricultural Genomics and Biotechnology Faculty of Agricultural and Food Sciences and Environmental Management University of Debrecen Debrecen Hungary
17. Bureau of Wildlife Biology Bavaria Rottach‐Egern Germany
18. Institute of Marine Biology, Biotechnology and Aquaculture (IMBBC) Hellenic Centre for Marine Research Heraklion, Crete Greece
19. Wildlife Management Department University of Forestry Sofia Bulgaria
20. Kyiv Zoological Park of National Importance Kyiv Ukraine
21. Research Institute of Wildlife Ecology University of Veterinary Medicine Vienna Vienna Austria
22. Department of Forest Ecology Faculty of Forestry and Wood Technology Mendel University in Brno Brno Czech Republic
23. Faculty of Forestry University of Belgrade Belgrade Serbia
24. Faculty of Natural Sciences and Mathematics University of Banja Luka Banja Luka Bosnia and Herzegovina
25. "Grigore Antipa" National Museum of Natural History Bucharest Romania
26. Faculty of Forestry Stefan cel Mare University of Suceava Suceava Romania
27. Department of Wildlife Monitoring Estonian Environment Agency Tallin Estonia
28. Department of Anesthesiology University of Virginia Health System Charlottesville Virginia USA
29. Faculty of Biology University of Warsaw Warszawa Poland