Hardback Beetle vs Polynesian rat

Tenebrio molitor compared with Rattus exulans

Taxonomic Classification

Rank	Hardback Beetle	Polynesian rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Coleoptera (Beetles)	Rodentia (Rodents)
Family	Tenebrionidae	Muridae (Mice & Rats)
Genus	Tenebrio	Rattus
Species	Tenebrio molitor	Rattus exulans

Evolutionary Relationship

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

Conservation Status

Hardback Beetle

LC — Least Concern

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	Hardback Beetle	Polynesian rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hardback Beetle

Habitat

Found across multiple habitat types including temperate coniferous forests, montane grasslands and shrublands, and deserts and xeric shrublands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Japan, Mongolia), Europe (9 countries), and North America (Canada, United States).

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).

Shared Countries

Both species can be found in 2 countries:

🇯🇵 Japan 🇺🇸 United States