European Ground Squirrel vs Niceforo Maria’s Oldfield Mouse

Spermophilus citellus compared with Thomasomys nicefori

Key Differences

• European Ground Squirrel is Endangered while Niceforo Maria’s Oldfield Mouse is Least Concern.

Taxonomic Classification

Rank	European Ground Squirrel	Niceforo Maria’s Oldfield Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order same	Rodentia (Roedores)	Rodentia (Roedores)
Family	Sciuridae (Squirrels)	Cricetidae
Genus	Spermophilus	Thomasomys
Species	Spermophilus citellus	Thomasomys nicefori

Evolutionary Relationship

European Ground Squirrel and Niceforo Maria’s Oldfield Mouse share a common ancestor at the Order level: Rodentia. (Roedores)

Conservation Status

European Ground Squirrel

EN — Endangered

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Physical Characteristics

Attribute	European Ground Squirrel	Niceforo Maria’s Oldfield Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

European Ground Squirrel

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.

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.