Ключевые слова: animal, animal themes, avian, beak, beautiful, bird, birds, birdwatching, calidris, calidris pugnax, colorful, competition, display, displaying, environment, fauna, feather, feathers, fight, lek, lekking, low angle, male, mating season, migration, natural, nature, ornithology, outdoor, outdoors, philomachus pugnax, plumage, pugnax, ruff, shorebird, spring, stilt, wader, water, wetland, wild, wildlife birds, wildlife nature, wildlife photography, wings,