Asiatic Short-tailed Shrew vs Brown Rat

Blarinella quadraticauda compared with Rattus norvegicus

Key Differences

• Asiatic Short-tailed Shrew is Near Threatened while Brown Rat is Least Concern.

Taxonomic Classification

Rank	Asiatic Short-tailed Shrew	Brown Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Soricomorpha (Soricomorpha)	Rodentia (Rodents)
Family	Soricidae	Muridae (Mice & Rats)
Genus	Blarinella	Rattus
Species	Blarinella quadraticauda	Rattus norvegicus

Evolutionary Relationship

Asiatic Short-tailed Shrew and Brown Rat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Asiatic Short-tailed Shrew

NT — Near Threatened

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Asiatic Short-tailed Shrew	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Asiatic Short-tailed Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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).

Asiatic Short-tailed Shrew

The Asiatic Short-tailed Shrew (Blarinella quadraticauda) is a species in the genus Blarinella. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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.