Brazilian Guinea pig vs Japanese Weasel

Cavia aperea compared with Mustela itatsi

Key Differences

• Brazilian Guinea pig is Least Concern while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Brazilian Guinea pig	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	Caviidae	Mustelidae (Weasels & Otters)
Genus	Cavia	Mustela
Species	Cavia aperea	Mustela itatsi

Evolutionary Relationship

Brazilian Guinea pig and Japanese Weasel share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Brazilian Guinea pig

LC — Least Concern

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Brazilian Guinea pig	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brazilian Guinea pig

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

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.

Brazilian Guinea pig

The Brazilian Guinea pig (Cavia aperea) is a species in the genus Cavia. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.