Eurasian beaver vs marbled electric ray

Castor fiber compared with Torpedo marmorata

Key Differences

• Eurasian beaver is Vulnerable while marbled electric ray is Not Evaluated.

Taxonomic Classification

Rank	Eurasian beaver	marbled electric ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Torpediniformes (electric ray)
Family	Castoridae (Beavers)	Torpedinidae
Genus	Castor (Beavers)	Torpedo
Species	Castor fiber	Torpedo marmorata

Evolutionary Relationship

Eurasian beaver and marbled electric ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eurasian beaver

VU — Vulnerable

marbled electric ray

NE — Not Evaluated

Physical Characteristics

Attribute	Eurasian beaver	marbled electric 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.

marbled electric ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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