Waldohreule, die Jungvoegel haben einen markanten Ruf der an eine quietschende Tuer erinnert - (Foto Waldohreule Jungvogel in Polen) Asio otus Long-eared owl, the young have a characteristic call, likened to a rusty hinge - (Northern Long-eared owl - Photo Long-eared owl chick in Poland) - Fotos, Bilder, Naturfotos