Chestnut dunnart vs Polynesian rat

Sminthopsis archeri compared with Rattus exulans

Key Differences

• Chestnut dunnart is Data Deficient while Polynesian rat is Least Concern.

Taxonomic Classification

Rank	Chestnut dunnart	Polynesian rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Dasyuromorphia (Dasyuromorphia)	Rodentia (Rodents)
Family	Dasyuridae	Muridae (Mice & Rats)
Genus	Sminthopsis	Rattus
Species	Sminthopsis archeri	Rattus exulans

Evolutionary Relationship

Chestnut dunnart and Polynesian rat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Chestnut dunnart

DD — Data Deficient

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	Chestnut dunnart	Polynesian rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut dunnart

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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).

Chestnut dunnart

The Chestnut dunnart (Sminthopsis archeri) is a species in the genus Sminthopsis. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.