Caatinga laucha vs Japanese Weasel

Calomys expulsus compared with Mustela itatsi

Key Differences

• Caatinga laucha is Least Concern while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Caatinga laucha	Japanese Weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Carnivora (Carnivorans)
Family	Cricetidae	Mustelidae (Weasels & Otters)
Genus	Calomys	Mustela
Species	Calomys expulsus	Mustela itatsi

Evolutionary Relationship

Caatinga laucha and Japanese Weasel share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Caatinga laucha

LC — Least Concern

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Caatinga laucha	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caatinga laucha

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Japanese Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Caatinga laucha

The Caatinga laucha (Calomys expulsus) is a species in the genus Calomys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.