Pacific Spiny-rat vs southern birch mouse

Proechimys decumanus compared with Sicista subtilis

Key Differences

• Pacific Spiny-rat is Near Threatened while southern birch mouse is Least Concern.

Taxonomic Classification

Rank	Pacific Spiny-rat	southern birch mouse
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	Dipodidae
Genus	Proechimys	Sicista
Species	Proechimys decumanus	Sicista subtilis

Evolutionary Relationship

Pacific Spiny-rat and southern birch mouse share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

southern birch mouse

LC — Least Concern

Physical Characteristics

Attribute	Pacific Spiny-rat	southern birch mouse
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.

southern birch mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.