Central Andes Oldfield Mouse vs Lion

Thomasomys contradictus compared with Panthera leo

Key Differences

Central Andes Oldfield Mouse is Data Deficient while Lion is Vulnerable.

Taxonomic Classification

Rank	Central Andes Oldfield Mouse	Lion
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	Felidae (Cats)
Genus	Thomasomys	Panthera (Big Cats)
Species	Thomasomys contradictus	Panthera leo

Evolutionary Relationship

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

View Class: Mammalia

Conservation Status

Central Andes Oldfield Mouse

DD — Data Deficient

Lion

VU — Vulnerable

Population: ~23.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Central Andes Oldfield Mouse	Lion
Diet	—	Carnivore
Average Lifespan	—	15 years
Average Length	—	2.5 m
Average Weight	—	190.0 kg

Habitat & Geographic Range

Central Andes Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Lion

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 7 distinct biome types spanning the Afrotropic and Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia, Ecuador, and Kenya. 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.

Lion

The largest wild cat in Africa, lions reach up to 250 kg and are the only social felids, living in prides across sub-Saharan savannas and grasslands. Males are distinguished by their iconic manes. As apex predators, they regulate herbivore populations and maintain ecosystem balance. Listed as Vulnerable due to habitat loss and human-wildlife conflict.