1. Biodiversity Conservation Laboratory, Department of Biological Applications and Technology, University of Ioannina, 45110 Ioannina, Greece
2. Natural Research, Brathens Business Park, Hill of Brathens, Banchory, Aberdeenshire AB31 4BY, UK
3. Department of Environment, Ionian University, M. Minotou-Giannopoulou Str., Panagoula, 29100 Zakynthos, Greece
4. Hellenic Ornithological Society—BirdLife Greece, Ag. Konstantinou 52, 10437 Athens, Greece
5. Didymoteicho Forestry Service, 58400 Didymoteicho, Greece
6. Molecular Ecology and Conservation Genetics Laboratory, Department of Biological Applications and Technology, University of Ioannina, Ioannina University Campus, 45110 Ioannina, Greece
7. Society for the Protection of Biodiversity in Thrace, 68400 Soufli, Greece