Eurasian beaver vs Lesser guitarfish

Castor fiber compared with Zapteryx brevirostris

Key Differences

• Eurasian beaver is Vulnerable while Lesser guitarfish is Endangered.

Taxonomic Classification

Rank	Eurasian beaver	Lesser guitarfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rhinopristiformes (Rhinopristiformes)
Family	Castoridae (Beavers)	Rhinobatidae
Genus	Castor (Beavers)	Zapteryx
Species	Castor fiber	Zapteryx brevirostris

Evolutionary Relationship

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

Conservation Status

Eurasian beaver

VU — Vulnerable

Lesser guitarfish

EN — Endangered

Physical Characteristics

Attribute	Eurasian beaver	Lesser guitarfish
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.

Lesser guitarfish

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.