Napo Spiny-rat vs Pacific Spiny-rat

Proechimys quadruplicatus compared with Proechimys decumanus

Key Differences

• Napo Spiny-rat is Least Concern while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Napo Spiny-rat	Pacific Spiny-rat
Kingdom same	Animalia (प्राणी)	Animalia (प्राणी)
Phylum same	Chordata (रज्जुकी)	Chordata (रज्जुकी)
Class same	Mammalia (स्तनधारी)	Mammalia (स्तनधारी)
Order same	Rodentia (कृंतक)	Rodentia (कृंतक)
Family same	Echimyidae	Echimyidae
Genus same	Proechimys	Proechimys
Species	Proechimys quadruplicatus	Proechimys decumanus

Evolutionary Relationship

Napo Spiny-rat and Pacific Spiny-rat share a common ancestor at the Genus level: Proechimys.

Conservation Status

Napo Spiny-rat

LC — Least Concern

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Napo Spiny-rat	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Napo Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

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.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador