Amur Hedgehog vs ウズラクイナ

Erinaceus amurensis compared with Crex crex

Key Differences

• Amur Hedgehog is Least Concern while ウズラクイナ is Critically Endangered.

Taxonomic Classification

Rank	Amur Hedgehog	ウズラクイナ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Aves (鳥類)
Order	Erinaceomorpha (Erinaceomorpha)	Gruiformes (ツル目)
Family	Erinaceidae	Rallidae
Genus	Erinaceus	Crex
Species	Erinaceus amurensis	Crex crex

Evolutionary Relationship

Amur Hedgehog and ウズラクイナ share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Amur Hedgehog

LC — Least Concern

ウズラクイナ

CR — Critically Endangered

Physical Characteristics

Attribute	Amur Hedgehog	ウズラクイナ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amur Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan.

ウズラクイナ

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Amur Hedgehog

The Amur Hedgehog (Erinaceus amurensis) is a species in the genus Erinaceus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

ウズラクイナ

ウズラクイナ（Crex crex）はIUCNレッドリストで絶滅危惧IA類（CR）に分類される。深刻な個体数減少と生息地消失により、野生での絶滅リスクが極めて高い。