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The eastern buzzard or Japanese buzzard (''Buteo japonicus'') is a medium to large 
bird of prey
Birds of prey or predatory birds, also known as (although not the same as) raptors, are hypercarnivorous bird species that actively predation, hunt and feed on other vertebrates (mainly mammals, reptiles and smaller birds). In addition to speed ...
that is sometimes considered a subspecies
In Taxonomy (biology), biological classification, subspecies (: subspecies) is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (Morphology (biology), morpholog ...
of the widespread common buzzard
The common buzzard (''Buteo buteo'') is a medium-to-large bird of prey which has a large range. It is a member of the genus '' Buteo'' in the family Accipitridae. The species lives in most of Europe and extends its breeding range across much of ...
(''Buteo buteo''). Some scientists treated is as a distinct species starting in 2008, but others still treat it as either one or three subspecies. It is native to East Asia
East Asia is a geocultural region of Asia. It includes China, Japan, Mongolia, North Korea, South Korea, and Taiwan, plus two special administrative regions of China, Hong Kong and Macau. The economies of Economy of China, China, Economy of Ja ...
and some parts of Russia
Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...
and South Asia
South Asia is the southern Subregion#Asia, subregion of Asia that is defined in both geographical and Ethnicity, ethnic-Culture, cultural terms. South Asia, with a population of 2.04 billion, contains a quarter (25%) of the world's populatio ...
, with some birds wintering in Southeast Asia
Southeast Asia is the geographical United Nations geoscheme for Asia#South-eastern Asia, southeastern region of Asia, consisting of the regions that are situated south of China, east of the Indian subcontinent, and northwest of the Mainland Au ...
. It is similar to the steppe buzzard. It is carnivorous.
It includes four subspecies:
*''B. j. burmanicus'': breeds in Siberia, Mongolia, northern China, and North Korea, winters in Southeast Asia
*''B. j. japonicus'': breeds only in Japan, winters from southern Japan to southeastern China and Taiwan
*''B. j. toyoshimai'': Izu Islands and Bonin Islands
*''B. j. oshiroi'': Daito Islands
References
* Clements, J. F., T. S. Schulenberg, M. J. Iliff, B.L. Sullivan, C. L. Wood, and D. Roberson. 2011. The Clements checklist of birds of the world: Version 6.6. Downloaded from https://web.archive.org/web/20100821172048/http://www.birds.cornell.edu/clementschecklist/downloadable-clements-checklistExternal links
* * {{Taxonbar, from=Q1152577 Buteo Birds of prey Birds of China Birds of Japan Birds described in 1845