Ключевые слова: alertness, alone, animal, asia, asian, avian, background, beak, beautiful, bill, bird, birding, birdwatching, black, branch, brown, bulbul, creature, electric, fauna, feather, forest, freedom, garden, green, grey, hang, java, natural, nature, no people, ornithology, outdoor, perched, philippines, pycnonotus, pycnonotus goiavier, resting, siam, singapore, small, thailand, tree, tropical, white, wild, wildlife, wing, yellow, yellow vented bulbul,