Central Andes Oldfield Mouse vs Stoat, Ermine

Thomasomys contradictus compared with Mustela erminea

Key Differences

• Central Andes Oldfield Mouse is Data Deficient while Stoat, Ermine is Vulnerable.

Taxonomic Classification

Rank	Central Andes Oldfield Mouse	Stoat, Ermine
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	Thomasomys	Mustela
Species	Thomasomys contradictus	Mustela erminea

Evolutionary Relationship

Central Andes Oldfield Mouse and Stoat, Ermine share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Central Andes Oldfield Mouse

DD — Data Deficient

Stoat, Ermine

VU — Vulnerable

Physical Characteristics

Attribute	Central Andes Oldfield Mouse	Stoat, Ermine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Central Andes Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Stoat, Ermine

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and temperate broadleaf and mixed forests, among 6 distinct biome types spanning the Australasia and Indomalayan and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Indonesia), Europe (6 countries), North America (United States), and Oceania and the Pacific (New Zealand). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Central Andes Oldfield Mouse

The Central Andes Oldfield Mouse (Thomasomys contradictus) is a species in the genus Thomasomys. It is currently classified as Data Deficient on the IUCN Red List. Found in Colombia.

Stoat, Ermine

Stoat, Ermine (Mustela erminea) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.