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upland buzzard
The upland buzzard (''Buteo hemilasius'') is a species of bird of prey in the Accipitridae family.
==Description==
This is the largest buzzard, though it is equaled in size by the North American ferruginous hawk. The total length is 57–67 cm (23–26 in) and wingspan is 143–161 cm (57–64 in). Weight is about 1350 grams (3 lbs) on average.〔"Raptors of the World" by Ferguson-Lees, Christie, Franklin, Mead & Burton. Houghton Mifflin (2001), ISBN 0-618-12762-3.〕 with both pale and dark morphs. Similar in plumage to others buzzards. Pale morph has lightly marked whitish head, nape and underparts with large brown spots irregularly distributed in upper breast and abdomen. Flanks and sides of the belly dark, tail with greyish centre and dark sides, tail bands prominently dark, with heavier sub-terminal band. Tarsi is fully (or at least three-quarters) feathered brown. Dark morph bird has the upper parts, lower body and wing coverts solid dark, with the flight feather pattern similar to pale morph.
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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