Brown Rat vs River Pocket-moss

Rattus norvegicus compared with Fissidens rivularis

Key Differences

• Brown Rat is Least Concern while River Pocket-moss is Not Evaluated.

Taxonomic Classification

Rank	Brown Rat	River Pocket-moss
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Bryophyta
Class	Mammalia (Mammals)	Bryopsida (Bryopsida)
Order	Rodentia (Rodents)	Dicranales (Dicranales)
Family	Muridae (Mice & Rats)	Fissidentaceae
Genus	Rattus	Fissidens
Species	Rattus norvegicus	Fissidens rivularis

Conservation Status

Brown Rat

LC — Least Concern

River Pocket-moss

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Rat	River Pocket-moss
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).

River Pocket-moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Portugal.

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 2 countries:

🇳🇴 Norway 🇵🇹 Portugal