Brown Rat vs chequered carpet shell

Rattus norvegicus compared with Ruditapes decussatus

Key Differences

• Brown Rat is Least Concern while chequered carpet shell is Not Evaluated.

Taxonomic Classification

Rank	Brown Rat	chequered carpet shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Rodentia (Rodents)	Venerida (Venerida)
Family	Muridae (Mice & Rats)	Veneridae
Genus	Rattus	Ruditapes
Species	Rattus norvegicus	Ruditapes decussatus

Evolutionary Relationship

Brown Rat and chequered carpet shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brown Rat

LC — Least Concern

chequered carpet shell

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Rat	chequered carpet shell
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).

chequered carpet shell

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Norway, Portugal, 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.

chequered carpet shell

The chequered carpet shell (Ruditapes decussatus) is a species in the genus Ruditapes. Native to Europe, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden