Eurasian beaver vs Ray

Castor fiber compared with Psammobatis rutrum

Key Differences

• Eurasian beaver is Vulnerable while Ray is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Castoridae (Beavers)	Arhynchobatidae
Genus	Castor (Beavers)	Psammobatis
Species	Castor fiber	Psammobatis rutrum

Evolutionary Relationship

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

Conservation Status

Eurasian beaver

VU — Vulnerable

Ray

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	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.

Ray

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.