European Union action plans for eight priority bird species: Bittern (Botaurus stellaris), Gerrunginous Duch (Aythya nyroca), Steller's Eider (Polysticta stelleri), Lammergeier (gypaetus barbatus), Greater Spotted Eagle (Aquila clanga), Lesser Spotted Eagle (Aquila pomarina), Bonelli's Eagle (Hieraaetus fascuatus), Little Bustrar