Dense Silky-bent vs Napo Spiny-rat

Apera interrupta compared with Proechimys quadruplicatus

Key Differences

• Dense Silky-bent is Near Threatened while Napo Spiny-rat is Least Concern.

Taxonomic Classification

Rank	Dense Silky-bent	Napo Spiny-rat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Poales (Grasses)	Rodentia (Rodents)
Family	Poaceae (Grass Family)	Echimyidae
Genus	Apera	Proechimys
Species	Apera interrupta	Proechimys quadruplicatus

Conservation Status

Dense Silky-bent

NT — Near Threatened

Napo Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	Dense Silky-bent	Napo Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dense Silky-bent

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate grasslands and steppes, and flooded grasslands and savannas, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Widely distributed across Asia (Japan), Europe (9 countries), North America (Canada, United States), Oceania and the Pacific (Australia), and South America (Argentina, Chile). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Napo Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.