Eagle Owl, (Bubo bubo), adult on tree stub in winter, in snow, alert, Zdarske Vrchy, Bohemian-Moravian Highlands, Czech Republic

eagle owl bubo bubo adult adults tree stub snow winter alert alertness zdarske vrchy bohemian moravian highlands czech republic vertical owl owls bird of prey birds of prey raptor raptors predator predators birds bird animal animals zoology ornithology wild wildlife outdoor outdoors outside color colour no people nature