Ключевые слова: amazing, animal, audubon, avian, beautiful, beauty, behaviour, biodiversity, biology, birding, black, blackthroated green warbler, calmness, ecology, environment, fauna, green, growth, habitat, incredible, migrant, natural, nature, new, ornithology, perched, pretty, scenery, science, serene, serenity, songbird, space, species, spring, summer, territorial, throat, tranquil, unique, warbler, watching, wild, wildlife, yellow, york, zoology,