Central Andes Oldfield Mouse vs Fen Dwarf

Thomasomys contradictus compared with Elachista pomerana

Key Differences

• Central Andes Oldfield Mouse is Data Deficient while Fen Dwarf is Endangered.

Taxonomic Classification

Rank	Central Andes Oldfield Mouse	Fen Dwarf
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Cricetidae	Elachistidae
Genus	Thomasomys	Elachista
Species	Thomasomys contradictus	Elachista pomerana

Evolutionary Relationship

Central Andes Oldfield Mouse and Fen Dwarf share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Central Andes Oldfield Mouse

DD — Data Deficient

Fen Dwarf

EN — Endangered

Physical Characteristics

Attribute	Central Andes Oldfield Mouse	Fen Dwarf
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.

Fen Dwarf

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Endangered 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.