See also:
Buteo buteo Linnaeus, 1758
Buteo japonicus Temminck et Schlegel, 1844

Synonyms

Buteo buteo ruficaudus Menzbier, 1889
Buteo buteo intermedius Menzbier, 1889
Buteo buteo fuscoater Menzbier, 1889
Buteo buteo zimmermannae Ehmcke, 1893

Description

Please see the page of Common Buzzard (Buteo buteo). The characters of the race: Three colour morphs considered: brown with rusty-red colour mixture and mottled under parts (most numerous); brown mixed with ochre colour on belly; and brown monotone. Characterised by significant development of rusty-red including rectrices. Male wing length 343-370 (353), female 358-383 (370) mm. Tarsus feathers approximately half; emargination on outer web of P6 usually seen between tops of P8 and P9.

Distribution

Breeds in middle reaches of Ural river, Northern Kazakhstan, Shortandy area, Kokchetav upland, in woods of Kazakh uplands, in Kalbinskiy Altai and Chernyy Irtysh valley. Occasionally breeds in Naurzum pine forest. Widespread on migration. Wintering in Southern Africa.

References

Gavrilov E. I., Gavrilov A. E. "The Birds of Kazakhstan". Almaty, 2005
Э.И.Гаврилов. "Фауна и распространение птиц Казахстана". Алматы, 1999.