Central Andes Oldfield Mouse vs Prudovaya Lyagushka

Thomasomys contradictus compared with Pelophylax lessonae

Key Differences

• Central Andes Oldfield Mouse is Data Deficient while Prudovaya Lyagushka is Critically Endangered.

Taxonomic Classification

Rank	Central Andes Oldfield Mouse	Prudovaya Lyagushka
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Mammalia (млекопитающие)	Amphibia (земноводные)
Order	Rodentia (грызуны)	Anura (бесхвостые земноводные)
Family	Cricetidae	Ranidae
Genus	Thomasomys	Pelophylax
Species	Thomasomys contradictus	Pelophylax lessonae

Evolutionary Relationship

Central Andes Oldfield Mouse and Prudovaya Lyagushka share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

Central Andes Oldfield Mouse

DD — Data Deficient

Prudovaya Lyagushka

CR — Critically Endangered

Physical Characteristics

Attribute	Central Andes Oldfield Mouse	Prudovaya Lyagushka
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.

Prudovaya Lyagushka

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (8 countries). Currently classified as Critically 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.

Prudovaya Lyagushka

Pool Frog (Pelophylax lessonae) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.