Pacific Spiny-rat vs Russet Ground Squirrel

Proechimys decumanus compared with Spermophilus major

Key Differences

• Pacific Spiny-rat is Near Threatened while Russet Ground Squirrel is Least Concern.

Taxonomic Classification

Rank	Pacific Spiny-rat	Russet Ground Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Echimyidae	Sciuridae (Squirrels)
Genus	Proechimys	Spermophilus
Species	Proechimys decumanus	Spermophilus major

Evolutionary Relationship

Pacific Spiny-rat and Russet Ground Squirrel share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Russet Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Pacific Spiny-rat	Russet Ground Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Russet Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Russia.