Andersson's arctic moss vs Brown Rat

Arctoa anderssonii compared with Rattus norvegicus

Key Differences

• Andersson's arctic moss is Endangered while Brown Rat is Least Concern.

Taxonomic Classification

Rank	Andersson's arctic moss	Brown Rat
Kingdom	Plantae (植物)	Animalia (动物界)
Phylum	Bryophyta	Chordata (脊索动物门)
Class	Bryopsida (真藓纲)	Mammalia (哺乳動物)
Order	Dicranales (曲尾藓目)	Rodentia (啮齿目)
Family	Rhabdoweisiaceae	Muridae (Mice & Rats)
Genus	Arctoa	Rattus
Species	Arctoa anderssonii	Rattus norvegicus

Conservation Status

Andersson's arctic moss

EN — Endangered

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Andersson's arctic moss	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Andersson's arctic moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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).

Andersson's arctic moss

The Andersson's arctic moss (Arctoa anderssonii) is a species in the genus Arctoa. It is currently classified as Endangered on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Brown Rat

褐家鼠（Rattus norvegicus）在IUCN红色名录中被列为无危（LC）。其分布广泛，种群数量稳定，无紧迫保护关切。

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden