Eurasian beaver vs tree slug

Castor fiber compared with Lehmannia marginata

Key Differences

• Eurasian beaver is Vulnerable while tree slug is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	tree slug
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Rodentia (Rodents)	Stylommatophora (Stylommatophora)
Family	Castoridae (Beavers)	Limacidae
Genus	Castor (Beavers)	Lehmannia
Species	Castor fiber	Lehmannia marginata

Evolutionary Relationship

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

Conservation Status

Eurasian beaver

VU — Vulnerable

tree slug

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	tree slug
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.

tree slug

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Widely distributed across Europe (6 countries), North America (Dominican Republic), and South America (Chile).

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.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden