Crescent Nail-tail Wallaby vs Eurasian beaver

Onychogalea lunata compared with Castor fiber

Key Differences

• Crescent Nail-tail Wallaby is Extinct while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Crescent Nail-tail Wallaby	Eurasian beaver
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order	Diprotodontia (カンガルー目)	Rodentia (ネズミ目)
Family	Macropodidae (Kangaroos)	Castoridae (Beavers)
Genus	Onychogalea	Castor (Beavers)
Species	Onychogalea lunata	Castor fiber

Evolutionary Relationship

Crescent Nail-tail Wallaby and Eurasian beaver share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

Crescent Nail-tail Wallaby

EX — Extinct

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Crescent Nail-tail Wallaby	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Crescent Nail-tail Wallaby

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Eurasian beaver

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Eurasian beaver

ユーラシアビーバー（Castor fiber）はIUCNレッドリストで絶滅危惧II類（VU）に分類されています。個体群の減少と生息地への圧力の増大により、野生での絶滅危険度が高い状況に直面しています。