Brown Rat vs Weeping Widow

Rattus norvegicus compared with Lacrymaria lacrymabunda

Taxonomic Classification

Rank	Brown Rat	Weeping Widow
Kingdom	Animalia (động vật)	Fungi (nấm)
Phylum	Chordata (động vật có dây sống)	Basidiomycota (Club Fungi)
Class	Mammalia (lớp Thú)	Agaricomycetes (Mushrooms)
Order	Rodentia (Bộ Gặm nhấm)	Agaricales (Gilled Mushrooms)
Family	Muridae (Mice & Rats)	Psathyrellaceae
Genus	Rattus	Lacrymaria
Species	Rattus norvegicus	Lacrymaria lacrymabunda

Conservation Status

Brown Rat

LC — Least Concern

Weeping Widow

LC — Least Concern

Physical Characteristics

Attribute	Brown Rat	Weeping Widow
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).

Weeping Widow

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and North America (United States).

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 7 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden 🇹🇼 Taiwan 🇺🇸 United States