The Common Crane is a large, stately bird and a medium-sized crane. It is 100–130 cm (40–52 in) tall with a 180–240 cm (71–96 in) wingspan. The body weight can range from 3 to 6.1 kg (6.6 to 13 lb), with the nominate subspecies averaging around 5.4 kg (12 lb) and the eastern subspecies (G. g. lilfordi) averaging 4.6 kg (10 lb). Among standard measurements, the wing chord is 50.7–60.8 cm (20.0–23.9 in) long, the tarsus is 20.1–25.2 cm (7.9–9.9 in) and the exposed culmen is 9.5–11.6 cm (3.7–4.6 in).
(Wikipedia, Common Crane)