Ключевые слова: action, active, adult, air, animals, back light, backlight, beak, bill, birds, bright, common, common tern, crimson, dawn, dusk, evening, fauna, feathery, flight, flit, fly, golden, habitat, heaven, hirundo, life, light, natural, nature, orange, red, seagulls, seasons, silhouette, sky, spreading, sterna, sterna hirundo, sunlight, sunrise, sunset, terns, vertebrate, wild, wilderness, wildlife, wings, wingspan, yellow,