Ardilla Terrestre vs Olive-gray Thomasomys

Spermophilus citellus compared with Thomasomys cinereus

Key Differences

• Ardilla Terrestre is Endangered while Olive-gray Thomasomys is Least Concern.

Taxonomic Classification

Rank	Ardilla Terrestre	Olive-gray Thomasomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Sciuridae (Squirrels)	Cricetidae
Genus	Spermophilus	Thomasomys
Species	Spermophilus citellus	Thomasomys cinereus

Evolutionary Relationship

Ardilla Terrestre and Olive-gray Thomasomys share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Ardilla Terrestre

EN — Endangered

Olive-gray Thomasomys

LC — Least Concern

Physical Characteristics

Attribute	Ardilla Terrestre	Olive-gray Thomasomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ardilla Terrestre

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ukraine. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Olive-gray Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.