Narrow-headed Vole vs Polynesia Tree Snail

Microtus gregalis compared with Partula imperforata

Key Differences

• Narrow-headed Vole is Least Concern while Polynesia Tree Snail is Extinct.

Taxonomic Classification

Rank	Narrow-headed Vole	Polynesia 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	Microtus	Partula
Species	Microtus gregalis	Partula imperforata

Evolutionary Relationship

Narrow-headed Vole and Polynesia Tree Snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Narrow-headed Vole

LC — Least Concern

Polynesia Tree Snail

EX — Extinct

Physical Characteristics

Attribute	Narrow-headed Vole	Polynesia Tree Snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Narrow-headed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Polynesia Tree Snail

Habitat

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