Gray-shanked Douc Langur vs Napo Spiny-rat

Pygathrix cinerea compared with Proechimys quadruplicatus

Key Differences

• Gray-shanked Douc Langur is Critically Endangered while Napo Spiny-rat is Least Concern.

Taxonomic Classification

Rank	Gray-shanked Douc Langur	Napo Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Primates (Primates)	Rodentia (Rodents)
Family	Cercopithecidae (Old World Monkeys)	Echimyidae
Genus	Pygathrix	Proechimys
Species	Pygathrix cinerea	Proechimys quadruplicatus

Evolutionary Relationship

Gray-shanked Douc Langur and Napo Spiny-rat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Gray-shanked Douc Langur

CR — Critically Endangered

Napo Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	Gray-shanked Douc Langur	Napo Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-shanked Douc Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Napo Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.