Guyenne Spiny-rat vs Polynesian rat

Proechimys guyannensis compared with Rattus exulans

Taxonomic Classification

Rank	Guyenne Spiny-rat	Polynesian rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Echimyidae	Muridae (Mice & Rats)
Genus	Proechimys	Rattus
Species	Proechimys guyannensis	Rattus exulans

Evolutionary Relationship

Guyenne Spiny-rat and Polynesian rat share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Guyenne Spiny-rat

LC — Least Concern

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	Guyenne Spiny-rat	Polynesian rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guyenne Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

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).