Eurasian beaver vs Reticulate round ray

Castor fiber compared with Urotrygon reticulata

Key Differences

• Eurasian beaver is Vulnerable while Reticulate round ray is Critically Endangered.

Taxonomic Classification

Rank	Eurasian beaver	Reticulate round ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Myliobatiformes (Myliobatiformes)
Family	Castoridae (Beavers)	Urotrygonidae
Genus	Castor (Beavers)	Urotrygon
Species	Castor fiber	Urotrygon reticulata

Evolutionary Relationship

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

Conservation Status

Eurasian beaver

VU — Vulnerable

Reticulate round ray

CR — Critically Endangered

Physical Characteristics

Attribute	Eurasian beaver	Reticulate round 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.

Reticulate round 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.