Burch's tree snail vs Polynesian rat

Samoana burchi compared with Rattus exulans

Key Differences

• Burch's tree snail is Critically Endangered while Polynesian rat is Least Concern.

Taxonomic Classification

Rank	Burch's tree snail	Polynesian rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Stylommatophora (Stylommatophora)	Rodentia (Rodents)
Family	Partulidae	Muridae (Mice & Rats)
Genus	Samoana	Rattus
Species	Samoana burchi	Rattus exulans

Evolutionary Relationship

Burch's tree snail and Polynesian rat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Burch's tree snail

CR — Critically Endangered

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	Burch's tree snail	Polynesian rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Burch's tree snail

Habitat

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

Polynesian rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical coniferous forests, among 4 distinct biome types spanning the Australasia and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (6 countries), Europe (United Kingdom), North America (United States), Oceania and the Pacific (11 countries), and South America (Chile).

Burch's tree snail

The Burch's tree snail (Samoana burchi) is a species in the genus Samoana. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.