Ключевые слова: animal, astrild, beautiful, biodiversity, biological, biology, bird, birding, birdwatching, color, common, eating, ecological, ecology, ecosystem, estrild, exotic, green, habitat, isolated, kingdom, life, live, natural, nature, only, ornithology, outdoor, passerine, plants, reeds, small, songbird, species, spring, vertebrates, wild, wildlife, world,