The family Erinaceidae encompasses 27 extant species in two subfamilies:Erinaceinae,which includes spiny hedgehogs,and Galericinae,which comprises silky-furred gymnures and moonrats.Although they are commonly recogniz...The family Erinaceidae encompasses 27 extant species in two subfamilies:Erinaceinae,which includes spiny hedgehogs,and Galericinae,which comprises silky-furred gymnures and moonrats.Although they are commonly recognized by the general public,their phylogenetic history remains incompletely understood,and several species have never been included in any molecular analyses.Additionally,previous research suggested that the species diversity of Erinaceidae might be underestimated.In this study,we sequenced the mitochondrial genomes of 29 individuals representing 18 erinaceid species using 18 freshly collected tissue and 11 historical museum specimens.We also integrated previously published data for a concatenated analysis.We aimed to elucidate the evolutionary-relationships within Erinaceidae,estimate divergence times,and uncover potential underestimated species diversity.Our data finely resolved intergeneric and interspecific relationships and presented the first molecular evidence-for the phylogenetic position of Mesechinus wangi,Paraechinus micropus,and P.nudiventris.Our results revealed-a sister relationship between Neotetracus and Neohylomys gymnures,as well as a sister relationship between-Hemiechinus and Mesechinus,supporting previous hypotheses.Additionally,our findings provided a novel-phylogenetic position for Paraechinus aethiopicus,placing it in a basal position within the genus.Furthermore,-our study uncovered cryptic species diversity within Hylomys suillus as well as in Neotetracus sinensis,Atelerix-albiventris,P.aethiopicus,and Hemiechinus auratus,most of which have been previously overlooked.展开更多
The large-scale ethnic-themed children's documentary Chinese Children has a book of the same name.Aiming to"let children understand the diversity of cultures,"the book is adapted from the documentary.It ...The large-scale ethnic-themed children's documentary Chinese Children has a book of the same name.Aiming to"let children understand the diversity of cultures,"the book is adapted from the documentary.It shifts away from the professional and academic style typical of ethnic-themed books,focusing instead on engaging and interesting stories that weave in introductions to the cultural heritage of each ethnicity through the personal experiences and life backgrounds of the young protagonists.展开更多
文摘The family Erinaceidae encompasses 27 extant species in two subfamilies:Erinaceinae,which includes spiny hedgehogs,and Galericinae,which comprises silky-furred gymnures and moonrats.Although they are commonly recognized by the general public,their phylogenetic history remains incompletely understood,and several species have never been included in any molecular analyses.Additionally,previous research suggested that the species diversity of Erinaceidae might be underestimated.In this study,we sequenced the mitochondrial genomes of 29 individuals representing 18 erinaceid species using 18 freshly collected tissue and 11 historical museum specimens.We also integrated previously published data for a concatenated analysis.We aimed to elucidate the evolutionary-relationships within Erinaceidae,estimate divergence times,and uncover potential underestimated species diversity.Our data finely resolved intergeneric and interspecific relationships and presented the first molecular evidence-for the phylogenetic position of Mesechinus wangi,Paraechinus micropus,and P.nudiventris.Our results revealed-a sister relationship between Neotetracus and Neohylomys gymnures,as well as a sister relationship between-Hemiechinus and Mesechinus,supporting previous hypotheses.Additionally,our findings provided a novel-phylogenetic position for Paraechinus aethiopicus,placing it in a basal position within the genus.Furthermore,-our study uncovered cryptic species diversity within Hylomys suillus as well as in Neotetracus sinensis,Atelerix-albiventris,P.aethiopicus,and Hemiechinus auratus,most of which have been previously overlooked.
文摘The large-scale ethnic-themed children's documentary Chinese Children has a book of the same name.Aiming to"let children understand the diversity of cultures,"the book is adapted from the documentary.It shifts away from the professional and academic style typical of ethnic-themed books,focusing instead on engaging and interesting stories that weave in introductions to the cultural heritage of each ethnicity through the personal experiences and life backgrounds of the young protagonists.
