Eurasian beaver vs Juan Fernandez fur seal

Castor fiber compared with Arctocephalus philippii

Key Differences

• Eurasian beaver is Vulnerable while Juan Fernandez fur seal is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Juan Fernandez fur seal
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Mammalia (lớp Thú)	Mammalia (lớp Thú)
Order	Rodentia (Bộ Gặm nhấm)	Carnivora (bộ Ăn thịt)
Family	Castoridae (Beavers)	Otariidae
Genus	Castor (Beavers)	Arctocephalus
Species	Castor fiber	Arctocephalus philippii

Evolutionary Relationship

Eurasian beaver and Juan Fernandez fur seal share a common ancestor at the Class level: Mammalia. (lớp Thú)

Conservation Status

Eurasian beaver

VU — Vulnerable

Juan Fernandez fur seal

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Juan Fernandez fur seal
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.

Juan Fernandez fur seal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Eurasian beaver

Eurasian beaver (Castor fiber) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.