Polynesian rat vs Stream Salamander

Rattus exulans compared with Batrachuperus pinchonii

Key Differences

• Polynesian rat is Least Concern while Stream Salamander is Vulnerable.

Taxonomic Classification

Rank	Polynesian rat	Stream Salamander
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Caudata (Caudata)
Family	Muridae (Mice & Rats)	Hynobiidae
Genus	Rattus	Batrachuperus
Species	Rattus exulans	Batrachuperus pinchonii

Evolutionary Relationship

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

Conservation Status

Polynesian rat

LC — Least Concern

Stream Salamander

VU — Vulnerable

Physical Characteristics

Attribute	Polynesian rat	Stream Salamander
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).

Stream Salamander

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.