Brown Rat vs

Rattus norvegicus compared with Eucapsis minuta

Key Differences

• Brown Rat is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Brown Rat
Kingdom	Animalia (Animals)	Bacteria (Bacteria)
Phylum	Chordata (Chordates)	Cyanobacteria (Cyanobacteria)
Class	Mammalia (Mammals)	Cyanobacteriia
Order	Rodentia (Rodents)	Cyanobacteriales
Family	Muridae (Mice & Rats)	Microcystaceae
Genus	Rattus	Eucapsis
Species	Rattus norvegicus	Eucapsis minuta

Conservation Status

Brown Rat

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Rat
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).

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.

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.

Eucapsis minuta is a very small colonial cyanobacterium that forms cubic or rectangular aggregates of cells arranged in three planes within a common gelatinous matrix. It is found in freshwater and terrestrial habitats worldwide and contributes to aquatic and soil microbial communities. Its conservation status is not evaluated.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden