Ключевые слова: animal, architecture, background, basque country, beautiful, biology, bird, birding, birdlife, birdwatching, bizkaia, close, cloudy, countryside, ecology, environment, europe, euskadi, euskal herria, field, habitat, historic, natural, natural sciences, nature, omnivore, ornithology, outdoor, portrait, rain, reserve, rural, science, single, songbird, spain, species, travel, tree, vertebrate, water, wild, wild animal, wild animals, wildlife, winter, wood,