Brown Rat vs ribbed grass snail

Rattus norvegicus compared with Vallonia costata

Taxonomic Classification

Rank	Brown Rat	ribbed grass snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Rodentia (Rodents)	Stylommatophora (Stylommatophora)
Family	Muridae (Mice & Rats)	Valloniidae
Genus	Rattus	Vallonia
Species	Rattus norvegicus	Vallonia costata

Evolutionary Relationship

Brown Rat and ribbed grass snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brown Rat

LC — Least Concern

ribbed grass snail

LC — Least Concern

Physical Characteristics

Attribute	Brown Rat	ribbed grass snail
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).

ribbed grass snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Widely distributed across Africa (South Africa), Asia (Israel), Europe (9 countries), North America (Mexico, United States), Oceania and the Pacific (New Zealand), and South America (Chile).

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 15 countries:

🇧🇪 Belgium 🇨🇱 Chile 🇩🇰 Denmark 🇫🇷 France 🇬🇷 Greece 🇮🇱 Israel 🇮🇹 Italy 🇲🇽 Mexico 🇳🇿 New Zealand 🇳🇴 Norway 🇵🇹 Portugal 🇿🇦 South Africa 🇪🇸 Spain 🇸🇪 Sweden 🇺🇸 United States