Eurasian beaver vs Nurse hound

Castor fiber compared with Scyliorhinus cervigoni

Key Differences

• Eurasian beaver is Vulnerable while Nurse hound is Data Deficient.

Taxonomic Classification

Rank	Eurasian beaver	Nurse hound
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Rodentia (Rodents)	Carcharhiniformes (Ground Sharks)
Family	Castoridae (Beavers)	Scyliorhinidae
Genus	Castor (Beavers)	Scyliorhinus
Species	Castor fiber	Scyliorhinus cervigoni

Evolutionary Relationship

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

Conservation Status

Eurasian beaver

VU — Vulnerable

Nurse hound

DD — Data Deficient

Physical Characteristics

Attribute	Eurasian beaver	Nurse hound
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.

Nurse hound

Habitat

Typically found in marine environments from coastal waters to deep ocean.

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.