Long-tailed Ground Squirrel vs Northern Dusky Slug

Urocitellus undulatus compared with Arion fuscus

Key Differences

• Long-tailed Ground Squirrel is Least Concern while Northern Dusky Slug is Data Deficient.

Taxonomic Classification

Rank	Long-tailed Ground 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	Urocitellus	Arion
Species	Urocitellus undulatus	Arion fuscus

Evolutionary Relationship

Long-tailed Ground Squirrel and Northern Dusky Slug share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Long-tailed Ground Squirrel

LC — Least Concern

Northern Dusky Slug

DD — Data Deficient

Physical Characteristics

Attribute	Long-tailed Ground Squirrel	Northern Dusky Slug
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Long-tailed Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Northern Dusky Slug

Habitat

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

Range

Found across Europe (7 countries).