Elktoe vs Eurasian beaver

Alasmidonta marginata compared with Castor fiber

Key Differences

• Elktoe is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Elktoe	Eurasian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Unionida (Unionida)	Rodentia (Rodents)
Family	Unionidae	Castoridae (Beavers)
Genus	Alasmidonta	Castor (Beavers)
Species	Alasmidonta marginata	Castor fiber

Evolutionary Relationship

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

Conservation Status

Elktoe

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Elktoe	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Elktoe

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and United States.

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.

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 1 countries:

🇳🇴 Norway