Females tend to be slightly larger.
They weigh up to 14 pounds with a wingspan of 8 feet. This majestic bird with its white head and tail feathers, has large pale eyes, a yellow beak, and powerful, black talons. The female usually lays 2 eggs and after 35 days of incubation, the eggs hatch. Both parents help feed the young. The young leave the nest after 75 days.