Finspot ray vs Polynesian rat

Raja cervigoni compared with Rattus exulans

Key Differences

• Finspot ray is Data Deficient while Polynesian rat is Least Concern.

Taxonomic Classification

Rank	Finspot ray	Polynesian rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Rajiformes (Rajiformes)	Rodentia (Rodents)
Family	Rajidae	Muridae (Mice & Rats)
Genus	Raja	Rattus
Species	Raja cervigoni	Rattus exulans

Evolutionary Relationship

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

Conservation Status

Finspot ray

DD — Data Deficient

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	Finspot ray	Polynesian rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Finspot ray

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

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).