Arctic lemming vs Arrow-head tree snail

Dicrostonyx torquatus compared with Partula sagitta

Key Differences

• Arctic lemming is Least Concern while Arrow-head tree snail is Extinct.

Taxonomic Classification

Rank	Arctic lemming	Arrow-head tree snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Rodentia (Rodents)	Stylommatophora (Stylommatophora)
Family	Cricetidae	Partulidae
Genus	Dicrostonyx	Partula
Species	Dicrostonyx torquatus	Partula sagitta

Evolutionary Relationship

Arctic lemming and Arrow-head tree snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arctic lemming

LC — Least Concern

Arrow-head tree snail

EX — Extinct

Physical Characteristics

Attribute	Arctic lemming	Arrow-head tree snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Arrow-head tree snail

Habitat

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

Arctic lemming

The Arctic lemming (Dicrostonyx torquatus) is a species in the genus Dicrostonyx. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Arrow-head tree snail

The Arrow-head tree snail, Partula sagitta, is a species. It is currently assessed as extinct on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.