A bird of the woodpecker family (illustration). Total length is about 31 cm. Its entire body is dark brown with a reddish tinge, and its underside is paler. Its wings and tail are blackish brown, with small white spots on the wings. Adult males and females have dark brown heads, but young males have a red crown. Its beak is grayish white. It is found only in the northern part of Okinawa Island, and lives in primeval forests of evergreen broad-leaved trees such as Castanopsis sieboldii and Quercus okinawaensis. It uses its beak to make holes in dead trees, fallen trees, and rotting stumps, and eats adult beetles and larvae, as well as adult ant beetles and pupae. Source: Heibonsha World Encyclopedia, 2nd Edition Information |
キツツキ目キツツキ科の鳥(イラスト)。全長約31cm。全身赤みを帯びた暗褐色をしていて,下面は淡い。翼と尾は黒褐色で,翼には小さな白斑があり,成鳥の雄と雌の頭部は暗褐色だが,若鳥の雄では頭頂が赤い。くちばしは灰白色。沖縄本島北部にのみ分布し,イタジイやオキナワウラジロガシなどの常緑広葉樹の原生林にすむ。枯木,倒木,朽ちた切株などにくちばしで穴を開け,甲虫類の成虫,幼虫,あるいはアリ類の成虫,さなぎなどを食べる。
出典 株式会社平凡社世界大百科事典 第2版について 情報 |
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