Polynesian rat vs Redshouldered ham beetle

Rattus exulans compared with Necrobia ruficollis

Key Differences

Polynesian rat is Least Concern while Redshouldered ham beetle is Endangered.

Taxonomic Classification

Rank	Polynesian rat	Redshouldered ham beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Coleoptera (Beetles)
Family	Muridae (Mice & Rats)	Cleridae
Genus	Rattus	Necrobia
Species	Rattus exulans	Necrobia ruficollis

Evolutionary Relationship

Polynesian rat and Redshouldered ham beetle share a common ancestor at the Kingdom level: Animalia. (Animals)

View Kingdom: Animalia

Conservation Status

Polynesian rat

LC — Least Concern

Redshouldered ham beetle

EN — Endangered

Physical Characteristics

Attribute	Polynesian rat	Redshouldered ham beetle
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).

Redshouldered ham beetle

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate coniferous forests, and temperate broadleaf and mixed forests, among 8 distinct biome types spanning the Indomalayan and Oceanian and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (China, Japan, Taiwan), Europe (12 countries), and North America (Canada, United States). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.