Eurasian beaver vs hedgehog

Castor fiber compared with Erinaceus europaeus

Key Differences

• Eurasian beaver is Vulnerable while hedgehog is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	hedgehog
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	Rodentia (ネズミ目)	Erinaceomorpha (Erinaceomorpha)
Family	Castoridae (Beavers)	Erinaceidae
Genus	Castor (Beavers)	Erinaceus
Species	Castor fiber	Erinaceus europaeus

Evolutionary Relationship

Eurasian beaver and hedgehog share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

Eurasian beaver

VU — Vulnerable

hedgehog

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	hedgehog
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.

hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (China, Japan), Europe (8 countries), and Oceania and the Pacific (New Zealand).

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。

hedgehog

ハリネズミ（Erinaceus europaeus）は、IUCNレッドリストで軽度懸念（LC）に分類されています。分布域全体に広く生息し個体数も豊富で、個体群は安定しており差し迫った保全上の懸念はありません。

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden