Eurasian beaver vs Longheaded eagle ray

Castor fiber compared with Aetobatus ocellatus

Taxonomic Classification

Rank	Eurasian beaver	Longheaded eagle ray
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)	Elasmobranchii
Order	Rodentia (ネズミ目)	Myliobatiformes (トビエイ目)
Family	Castoridae (Beavers)	Myliobatidae
Genus	Castor (Beavers)	Aetobatus
Species	Castor fiber	Aetobatus ocellatus

Evolutionary Relationship

Eurasian beaver and Longheaded eagle ray share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Eurasian beaver

VU — Vulnerable

Longheaded eagle ray

VU — Vulnerable

Physical Characteristics

Attribute	Eurasian beaver	Longheaded eagle ray
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.

Longheaded eagle ray

Habitat

Native to Asia and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Chile and Taiwan. 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。