Ecuadorian Cotton Rat vs Macaco-de-cheiro

Sigmodon inopinatus compared with Saimiri cassiquiarensis

Key Differences

• Ecuadorian Cotton Rat is Vulnerable while Macaco-de-cheiro is Near Threatened.

Taxonomic Classification

Rank	Ecuadorian Cotton Rat	Macaco-de-cheiro
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Rodentia (Roedores)	Primates (primatas)
Family	Cricetidae	Cebidae
Genus	Sigmodon	Saimiri
Species	Sigmodon inopinatus	Saimiri cassiquiarensis

Evolutionary Relationship

Ecuadorian Cotton Rat and Macaco-de-cheiro share a common ancestor at the Class level: Mammalia. (mamíferos)

Conservation Status

Ecuadorian Cotton Rat

VU — Vulnerable

Macaco-de-cheiro

NT — Near Threatened

Physical Characteristics

Attribute	Ecuadorian Cotton Rat	Macaco-de-cheiro
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ecuadorian Cotton Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Macaco-de-cheiro

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and 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