Ключевые слова: american, animal, avian, beak, beautiful, bird, bird watching, birding, birdwatching, branch, canada, cavity nesting, colorful, conservation, crest, crested, environment, fauna, feather, flycatcher, great, great crested flycatcher, green, habitat, insect, lanark county, leaf, migration bird, migratory, natural, nature, ontario, ornithology, outdoor, perched, plumage, sitting, song, songbird, spring, tyrant, tyrant flycatcher, wild, wild bird, wildlife, wing, yellow, yellow breast, yellow breasted,