Eurasian beaver vs Grooved cuttlefish

Castor fiber compared with Sepia sulcata

Key Differences

• Eurasian beaver is Vulnerable while Grooved cuttlefish is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Grooved cuttlefish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Cephalopoda (Cephalopods)
Order	Rodentia (Rodents)	Sepiida (Sepiida)
Family	Castoridae (Beavers)	Sepiidae
Genus	Castor (Beavers)	Sepia
Species	Castor fiber	Sepia sulcata

Evolutionary Relationship

Eurasian beaver and Grooved cuttlefish share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eurasian beaver

VU — Vulnerable

Grooved cuttlefish

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Grooved cuttlefish
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.

Grooved cuttlefish

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.