Eurasian beaver vs Speckled ray

Castor fiber compared with Raja polystigma

Key Differences

• Eurasian beaver is Vulnerable while Speckled ray is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Speckled 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)	Rajidae
Genus	Castor (Beavers)	Raja
Species	Castor fiber	Raja polystigma

Evolutionary Relationship

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

Conservation Status

Eurasian beaver

VU — Vulnerable

Speckled ray

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Speckled 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.

Speckled 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.