Ключевые слова: acoustic, arrival, atmospheric, auditory, avian, biodiversity, birdsong, cheerful, chirping, chorus, ecological, ecosystem, environmental, fauna, feathered, flight, flora, habitat, harmony, melodic, melodious, melody, migration, natural, nature, ornithology, perching, plumage, reappearance, recurrence, renewal, resurgence, return, reverberation, sanctuary, season, seasonal, serenade, singsong, songbirds, spring, springing, springtime, symphony, tranquil, vocalization, warbling, wildlife,