Boston facelina vs Eurasian beaver

Facelina bostoniensis compared with Castor fiber

Key Differences

• Boston facelina is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Boston facelina	Eurasian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Nudibranchia (Nudibranchia)	Rodentia (Rodents)
Family	Facelinidae	Castoridae (Beavers)
Genus	Facelina	Castor (Beavers)
Species	Facelina bostoniensis	Castor fiber

Evolutionary Relationship

Boston facelina and Eurasian beaver share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Boston facelina

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Boston facelina	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Boston facelina

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Denmark, Norway, and Sweden.

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.

Boston facelina

The Boston Facelina (Facelina bostoniensis) is a species in the genus Facelina. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

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.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden