Eurasian beaver vs Rough-backed Frog

Castor fiber compared with Limnonectes asperatus

Key Differences

• Eurasian beaver is Vulnerable while Rough-backed Frog is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Rough-backed Frog
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)	Amphibia (両生類)
Order	Rodentia (ネズミ目)	Anura (カエル)
Family	Castoridae (Beavers)	Dicroglossidae
Genus	Castor (Beavers)	Limnonectes
Species	Castor fiber	Limnonectes asperatus

Evolutionary Relationship

Eurasian beaver and Rough-backed Frog share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Eurasian beaver

VU — Vulnerable

Rough-backed Frog

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Rough-backed Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Rough-backed Frog

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

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。