Читать книгу A Manual of Philippine Birds - Richard C. McGregor - Страница 226

Bill long, slender, straight, and pointed; wing long and slender, reaching well beyond tip of tail, first primary much the longest; tail short and square; legs extremely long and slender; bare portion of tibia equal to three-fourths of tarsus, the latter two and one-half times as long as middle toe with claw; toes webbed at base; hind toe wanting.