Ключевые слова: animal, autumn, background, bird watching, brainfever bird, branch, brown, canorus, common cuckoo, common cuckoo bird, common cuckoo stock, common hawkcuckoo, copy, cuckoo, cuculidae, cuculiformes, cuculus, female, fence, green, habitat, hierococcyx varius, male, migrant bird, nature, nobody, outdoors, perching, sing, sit, space, spring, stick, tree, twig, wild, wild birds, wildlife,