Central Andes Oldfield Mouse vs Pear-tree Pigmy

Thomasomys contradictus compared with Stigmella pyri

Key Differences

• Central Andes Oldfield Mouse is Data Deficient while Pear-tree Pigmy is Endangered.

Taxonomic Classification

Rank	Central Andes Oldfield Mouse	Pear-tree Pigmy
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Cricetidae	Nepticulidae
Genus	Thomasomys	Stigmella
Species	Thomasomys contradictus	Stigmella pyri

Evolutionary Relationship

Central Andes Oldfield Mouse and Pear-tree Pigmy share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Central Andes Oldfield Mouse

DD — Data Deficient

Pear-tree Pigmy

EN — Endangered

Physical Characteristics

Attribute	Central Andes Oldfield Mouse	Pear-tree Pigmy
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.

Pear-tree Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (6 countries). 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.