Ключевые слова: acrobatic, aerial, aerobatic, animals, battle, beaks, birds, bright, combat, competing, competition, daytime, duelling, family, fast, feathered, feeder, feeding, females, fighting, finches, flapping, flying, food, frantic, fringillidae, light, males, morning, nature, nimble, northern ontario, outdoors, pine, quick, scuffling, seeds, siskins, springtime, squabbling, sunlight, territorial, territory, wilderness, wildlife, winged, wings, wooded, woodland, woods,