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Dunnarts are furry narrow-footed marsupials the size of a mouse, members of the genus ''Sminthopsis''. They are mainly insectivorous. A male dunnart's Y chromosome is the smallest known mammalian Y chromosome. ==Species== There are 21 species, all in Australia and some in New Guinea: * Genus ''Sminthopsis'' * * ''S. crassicaudata'' species-group * * * Fat-tailed dunnart, ''Sminthopsis crassicaudata'' * * ''S. macroura'' species-group * * * Kakadu dunnart, ''Sminthopsis bindi'' * * * Carpentarian dunnart, ''Sminthopsis butleri'' * * * Julia Creek dunnart, ''Sminthopsis douglasi'' * * * Stripe-faced dunnart, ''Sminthopsis macroura'' * * * Red-cheeked dunnart, ''Sminthopsis virginiae'' * * ''S. granulipes'' species-group * * * White-tailed dunnart, ''Sminthopsis granulipes'' * * ''S. griseoventer'' species-group * * * Kangaroo Island dunnart, ''Sminthopsis aitkeni'' * * * Boullanger Island dunnart, ''Sminthopsis boullangerensis'' * * * Grey-bellied dunnart, ''Sminthopsis griseoventer'' * * ''S. longicaudata'' species-group * * * Long-tailed dunnart, ''Sminthopsis longicaudata'' * * ''S. murina'' species-group * * * Chestnut dunnart, ''Sminthopsis archeri'' * * * Little long-tailed dunnart, ''Sminthopsis dolichura'' * * * Sooty dunnart, ''Sminthopsis fulginosus'' * * * Gilbert's dunnart, ''Sminthopsis gilberti'' * * * White-footed dunnart, ''Sminthopsis leucopus'' * * * Slender-tailed dunnart, ''Sminthopsis murina'' * * ''S. psammophila'' species-group * * * Hairy-footed dunnart, ''Sminthopsis hirtipes'' * * * Ooldea dunnart, ''Sminthopsis ooldea'' * * * Sandhill dunnart, ''Sminthopsis psammophila'' * * * Lesser hairy-footed dunnart, ''Sminthopsis youngsoni'' 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「dunnart」の詳細全文を読む スポンサード リンク
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