Ключевые слова: animal, avian, background, behavior, behaviour, bempton, bird, birds, britain, campion, cliffs, closeup, common, decline, declining, eurasian tree sparrow, field, flowers, garden, green, habitat, isolated, male, meadow, natural, nature, ornithology, passer montanus, perched, perching, pink, portrait, sparrow, spring, summer, tree, twig, uk, wild, wildlife,