Japanese Squirrel vs Northern Dusky Slug

Sciurus lis compared with Arion fuscus

Key Differences

• Japanese Squirrel is Least Concern while Northern Dusky Slug is Data Deficient.

Taxonomic Classification

Rank	Japanese Squirrel	Northern Dusky Slug
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Rodentia (Rodents)	Stylommatophora (Stylommatophora)
Family	Sciuridae (Squirrels)	Arionidae
Genus	Sciurus (Tree Squirrels)	Arion
Species	Sciurus lis	Arion fuscus

Evolutionary Relationship

Japanese Squirrel and Northern Dusky Slug share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Japanese Squirrel

LC — Least Concern

Northern Dusky Slug

DD — Data Deficient

Physical Characteristics

Attribute	Japanese Squirrel	Northern Dusky Slug
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Japanese Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, France, Netherlands, and United Kingdom.

Northern Dusky Slug

Habitat

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

Range

Found across Europe (7 countries).

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇫🇷 France