Polynesian rat vs Charrán maorí

Rattus exulans compared with Sterna striata

Key Differences

• Polynesian rat is Least Concern while Charrán maorí is Near Threatened.

Taxonomic Classification

Rank	Polynesian rat	Charrán maorí
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Aves (Birds)
Order	Rodentia (Rodents)	Charadriiformes (Charadriiformes)
Family	Muridae (Mice & Rats)	Laridae
Genus	Rattus	Sterna
Species	Rattus exulans	Sterna striata

Evolutionary Relationship

Polynesian rat and Charrán maorí share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Polynesian rat

LC — Least Concern

Charrán maorí

NT — Near Threatened

Physical Characteristics

Attribute	Polynesian rat	Charrán maorí
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).

Charrán maorí

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.