Polynesian rat vs Starrynose stingray

Rattus exulans compared with Pastinachus stellurostris

Key Differences

Polynesian rat is Least Concern while Starrynose stingray is Critically Endangered.

Taxonomic Classification

Rank	Polynesian rat	Starrynose stingray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Myliobatiformes (Myliobatiformes)
Family	Muridae (Mice & Rats)	Dasyatidae
Genus	Rattus	Pastinachus
Species	Rattus exulans	Pastinachus stellurostris

Evolutionary Relationship

Polynesian rat and Starrynose stingray share a common ancestor at the Phylum level: Chordata. (Chordates)

View Phylum: Chordata

Conservation Status

Polynesian rat

LC — Least Concern

Starrynose stingray

CR — Critically Endangered

Physical Characteristics

Attribute	Polynesian rat	Starrynose stingray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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).