Ключевые слова: aerial, animal, aves, avian, avifauna, beak, bird, bird anatomy, bird behavior, bird species, birdwatching, branch, chirp, ecosystem, environment, fauna, feathered, flying, forest, habitat, natural habitat, nature, nature conservation, nature photography, observation, observing, outdoor, outdoors, overlook, perched, perching, plumage, resting, sitting, song, songbird, tree, tweet, tweeting, wild, wilderness, wildlife, wildlife photography, wildlife preservation, wings,