Black Bent vs Brown Rat

Agrostis gigantea compared with Rattus norvegicus

Taxonomic Classification

Rank	Black Bent	Brown Rat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Poales (Grasses)	Rodentia (Rodents)
Family	Poaceae (Grass Family)	Muridae (Mice & Rats)
Genus	Agrostis	Rattus
Species	Agrostis gigantea	Rattus norvegicus

Conservation Status

Black Bent

LC — Least Concern

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Black Bent	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Bent

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (11 countries), North America (4 countries), Oceania and the Pacific (Australia), and South America (5 countries).

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).

Black Bent

The Black Bent (Agrostis gigantea) is a species in the genus Agrostis. It is currently classified as Least Concern on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

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 23 countries:

🇦🇷 Argentina 🇦🇺 Australia 🇧🇪 Belgium 🇧🇷 Brazil 🇨🇦 Canada 🇨🇱 Chile 🇨🇴 Colombia 🇨🇷 Costa Rica 🇨🇿 Czech Republic 🇩🇰 Denmark 🇪🇨 Ecuador 🇫🇮 Finland 🇫🇷 France 🇮🇸 Iceland 🇮🇪 Ireland 🇯🇵 Japan 🇲🇽 Mexico 🇳🇱 Netherlands 🇳🇴 Norway 🇿🇦 South Africa 🇸🇪 Sweden 🇬🇧 United Kingdom 🇺🇸 United States