Eurasian beaver vs Ninespot Chimaera

Castor fiber compared with Hydrolagus barbouri

Key Differences

• Eurasian beaver is Vulnerable while Ninespot Chimaera is Data Deficient.

Taxonomic Classification

Rank	Eurasian beaver	Ninespot Chimaera
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Holocephali (Holocephali)
Order	Rodentia (Rodents)	Chimaeriformes (Chimaeriformes)
Family	Castoridae (Beavers)	Chimaeridae
Genus	Castor (Beavers)	Hydrolagus
Species	Castor fiber	Hydrolagus barbouri

Evolutionary Relationship

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

Conservation Status

Eurasian beaver

VU — Vulnerable

Ninespot Chimaera

DD — Data Deficient

Physical Characteristics

Attribute	Eurasian beaver	Ninespot Chimaera
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.

Ninespot Chimaera

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.