Brown Rat vs Small ermine moth

Rattus norvegicus compared with Argyresthia atlanticella

Key Differences

• Brown Rat is Least Concern while Small ermine moth is Near Threatened.

Taxonomic Classification

Rank	Brown Rat	Small ermine moth
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Muridae (Mice & Rats)	Argyresthiidae
Genus	Rattus	Argyresthia
Species	Rattus norvegicus	Argyresthia atlanticella

Evolutionary Relationship

Brown Rat and Small ermine moth share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brown Rat

LC — Least Concern

Small ermine moth

NT — Near Threatened

Physical Characteristics

Attribute	Brown Rat	Small ermine moth
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).

Small ermine moth

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Portugal. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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 1 countries:

🇵🇹 Portugal