Eurasian beaver vs Stone Crayfish

Castor fiber compared with Austropotamobius torrentium

Key Differences

• Eurasian beaver is Vulnerable while Stone Crayfish is Data Deficient.

Taxonomic Classification

Rank	Eurasian beaver	Stone Crayfish
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Chordata (สัตว์มีแกนสันหลัง)	Arthropoda (สัตว์ขาปล้อง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Malacostraca (Crustaceans)
Order	Rodentia (อันดับสัตว์ฟันแทะ)	Decapoda (Decapoda)
Family	Castoridae (Beavers)	Astacidae
Genus	Castor (Beavers)	Austropotamobius
Species	Castor fiber	Austropotamobius torrentium

Evolutionary Relationship

Eurasian beaver and Stone Crayfish share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

Eurasian beaver

VU — Vulnerable

Stone Crayfish

DD — Data Deficient

Physical Characteristics

Attribute	Eurasian beaver	Stone Crayfish
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.

Stone Crayfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

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.