Black scale vs Polynesian rat

Saissetia oleae compared with Rattus exulans

Key Differences

• Black scale is Not Evaluated while Polynesian rat is Least Concern.

Taxonomic Classification

Rank	Black scale	Polynesian rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Hemiptera (Hemiptera)	Rodentia (Rodents)
Family	Coccidae	Muridae (Mice & Rats)
Genus	Saissetia	Rattus
Species	Saissetia oleae	Rattus exulans

Evolutionary Relationship

Black scale and Polynesian rat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black scale

NE — Not Evaluated

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	Black scale	Polynesian rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black scale

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Asia (Cyprus, Israel, Taiwan), Europe (22 countries), North America (Dominica, United States), and South America (Chile).

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).

Black scale

The Black scale (Saissetia oleae) is a species in the genus Saissetia. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 4 countries:

🇨🇱 Chile 🇹🇼 Taiwan 🇬🇧 United Kingdom 🇺🇸 United States