elliptic trough shell vs Eurasian beaver

Spisula elliptica compared with Castor fiber

Key Differences

• elliptic trough shell is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	elliptic trough shell	Eurasian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Venerida (Venerida)	Rodentia (Rodents)
Family	Mactridae	Castoridae (Beavers)
Genus	Spisula	Castor (Beavers)
Species	Spisula elliptica	Castor fiber

Evolutionary Relationship

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

Conservation Status

elliptic trough shell

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	elliptic trough shell	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

elliptic trough shell

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, 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.

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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden