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Naja annulata
''Naja annulata'' (formerly ''Boulengerina annulata''), commonly known as the banded water cobra or the ringed water cobra, is a species of water cobra native to western and central Africa. The species is one of the two species of water cobras in the world, the other one being the Congo water cobra (''Naja christyi'').
==Description==
It is a large, heavy-bodied snake with a short, broad and flat head with an indistinct canthus and distinct from the neck. It has medium-sized dark eyes with round pupils. The body is cylindrical; the tail is long. The scales are smooth and glossy, in 21-23 rows at midbody. Adults grow to an average of in length, but they can grow to a maximum of . Scales are smooth, indicating the largely aquatic life of this species. It is capable of spreading a narrow, yet impressive hood. Body colors are mostly glossy brown, grayish-brown, or reddish-brown with black bands all along the body. The belly is pale yellow, while the tail is wholly black.
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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