Polynesian rat vs Spineless Stream Toad

Rattus exulans compared with Bufo aspinius

Key Differences

• Polynesian rat is Least Concern while Spineless Stream Toad is Endangered.

Taxonomic Classification

Rank	Polynesian rat	Spineless Stream Toad
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Anura (Frogs & Toads)
Family	Muridae (Mice & Rats)	Bufonidae
Genus	Rattus	Bufo
Species	Rattus exulans	Bufo aspinius

Evolutionary Relationship

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

Conservation Status

Polynesian rat

LC — Least Concern

Spineless Stream Toad

EN — Endangered

Physical Characteristics

Attribute	Polynesian rat	Spineless Stream Toad
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).

Spineless Stream Toad

Habitat

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