Upland Buzzard

Upland buzzard in Tibet, 2007

The upland buzzard (Buteo hemilasius ), also called Mongols Buzzard, is a member of the Real buzzards ( genus Buteo ) from the Accipitridae family ( Accipitridae ). It is common in the Central Asian highlands.

• 3.1 wintering area

Description

The upland buzzard is 57 to 67 inches long and has a wingspan 143-161 cm. Males are one-fifth smaller than females. He sees the smaller buzzard very similar and was formerly regarded as the subspecies. He is just as variable in coloration of the plumage, but larger and less colored reddish brown. The run ( Tarsus ) is partially feathered and studded with smaller scales.

Light morph

The light morph is gray-brown on top with brown, elongated stains. The head is pale with thin gray stripes. The off white tail has two to three indistinct brown cross bands on the outer end. The underside is also whitish, mottled brown on the flanks and on goiter. The top of the wing is uniformly brown in color, the hems of the coverts are slightly lighter brown, the underside of the wings is yellowish white and unmarked except for the brown fields at the wrists and the broad dark terminal band on the flight feathers. The iris is bright yellow.

Dark morph

The dark morph is almost black brown, the underside is uniformly dark and without drawing, including the wing underside. Here, the flight feathers are darker and have a wide dark terminal band, but with a more dark cross bands at the bright morphs. The bright tail is also continuous dark cross banded and has a broad terminal band, the lack of light morphs.

Young birds

Juveniles are bright morphs similar, but on the entire bottom longitudinally striped stronger. The tail is brownish and continuous dark banded transversely. The iris is brown.

Habitat

The Highland Buzzard lives in open steppes, deserts and mountains, mostly in 1000-4500 meters above sea level, more rarely from 500 and up to over 5000 meters. In winter it is regional basis also found at sea level.

Dissemination

The breeding range in the Central Asian mountains extends from the eastern part of the Tian Shan and the Altai, the east and west of Manchuria, southern Tibet to the Himalayas.

Wintering area

In winter, keep on upland buzzards in Korea, northern and central China, northern India and Turkestan, and also isolated in Japan and Southeast Iran.