Brown Rat vs tropical bed bug

Rattus norvegicus compared with Cimex hemipterus

Key Differences

• Brown Rat is Least Concern while tropical bed bug is Not Evaluated.

Taxonomic Classification

Rank	Brown Rat	tropical bed bug
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Hemiptera (Hemiptera)
Family	Muridae (Mice & Rats)	Cimicidae
Genus	Rattus	Cimex
Species	Rattus norvegicus	Cimex hemipterus

Evolutionary Relationship

Brown Rat and tropical bed bug share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brown Rat

LC — Least Concern

tropical bed bug

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Rat	tropical bed bug
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 10 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (11 countries), Asia (15 countries), Europe (41 countries), North America (16 countries), Oceania and the Pacific (10 countries), and South America (10 countries).

tropical bed bug

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across France, Sweden, and Taiwan.

Brown Rat

Brown Rat (Rattus norvegicus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 3 countries:

🇫🇷 France 🇸🇪 Sweden 🇹🇼 Taiwan