Hairy-tailed Tree Rat vs large tortoiseshell

Brachytarsomys villosa compared with Nymphalis polychloros

Key Differences

• Hairy-tailed Tree Rat is Vulnerable while large tortoiseshell is Critically Endangered.

Taxonomic Classification

Rank	Hairy-tailed Tree Rat	large tortoiseshell
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Arthropoda (節足動物)
Class	Mammalia (哺乳類)	Insecta (昆虫)
Order	Rodentia (ネズミ目)	Lepidoptera (チョウ目)
Family	Nesomyidae	Nymphalidae (Brush-footed Butterflies)
Genus	Brachytarsomys	Nymphalis
Species	Brachytarsomys villosa	Nymphalis polychloros

Evolutionary Relationship

Hairy-tailed Tree Rat and large tortoiseshell share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Hairy-tailed Tree Rat

VU — Vulnerable

large tortoiseshell

CR — Critically Endangered

Physical Characteristics

Attribute	Hairy-tailed Tree Rat	large tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hairy-tailed Tree Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

large tortoiseshell

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 9 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (39 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

large tortoiseshell

オオキタテハ（Nymphalis polychloros）はIUCNレッドリストで絶滅危惧IA類（CR）に分類されている。深刻な個体数の減少と生息地の喪失により、野生での絶滅リスクが極めて高い状況にある。