1. National Institute on Wildlife Research (IREC) University of Castilla‐La Mancha and Consejo Superior de Investigaciones Científicas Ciudad Real Spain
2. Department of Veterinary Sciences University of Torino Torino Italy
3. Research Institute for Nature and Forest (INBO) Brussels Belgium
4. Department of Veterinary Medicine University of Sassari Sassari Italy
5. Lithuanian Research Centre for Agriculture and Forestry Institute of Forestry Lithuania
6. Department of Wildlife Biology and Management, Institute for Wildlife Management and Nature Conservation Hungarian University of Agriculture and Life Sciences Gödöllő Hungary
7. French Agency of Biodiversity Vincennes France
8. Department of Environmental Sciences Wageningen University Wageningen The Netherlands
9. Leibniz Institute of Freshwater Ecology and Inland Fisheries (IGB) Berlin Germany
10. Institute of Biology Freie Universität Berlin Berlin Germany
11. Berlin‐Brandenburg Institute of Advanced Biodiversity Research (BBIB) Berlin Germany
12. Institute for Terrestrial and Aquatic Wildlife Research University of Veterinary Medicine Hannover Hannover Germany
13. Fauna and Flora Service, Generalitat de Catalunya Barcelona Spain
14. “AsociaciónVisón Europeo” Barcelona Spain
15. Mammal Research Institute Polish Academy of Sciences Białowieza Poland
16. Czech University of Life Sciences Prague Czech Republic
17. Scientific and Practical Center of the National Academy of Sciences of Belarus for Bioresources Minsk Belarus
18. National Wildlife Management Centre, Animal and Plant Health Agency Sand Hutton York UK
19. Conservation Ecology Group, Dept. Biosciences Durham University Durham UK
20. Estonia Environmental Agency Tallinn Estonia
21. State Forest Service Riga Republic of Latvia