Brown Rat vs

Rattus norvegicus compared with Coprinopsis pseudofriesii

Taxonomic Classification

Rank	Brown Rat
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Agaricales (Gilled Mushrooms)
Family	Muridae (Mice & Rats)	Psathyrellaceae
Genus	Rattus	Coprinopsis
Species	Rattus norvegicus	Coprinopsis pseudofriesii

Conservation Status

Brown Rat

LC — Least Concern

LC — Least Concern

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

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, 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.

Coprinopsis pseudofriesii is a small, inky cap mushroom related to the shaggy ink cap, with a pale grey cap that liquefies at maturity. It grows on richly organic soils, old compost, and near buried woody debris in temperate forests. This saprotrophic fungus decomposes organic matter and woody material in its forest soil habitat.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden