Ecuadorian Cotton Rat vs Hurleur du Maranhao

Sigmodon inopinatus compared with Alouatta ululata

Key Differences

• Ecuadorian Cotton Rat is Vulnerable while Hurleur du Maranhao is Endangered.

Taxonomic Classification

Rank	Ecuadorian Cotton Rat	Hurleur du Maranhao
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Primates (Primates)
Family	Cricetidae	Atelidae
Genus	Sigmodon	Alouatta
Species	Sigmodon inopinatus	Alouatta ululata

Evolutionary Relationship

Ecuadorian Cotton Rat and Hurleur du Maranhao share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Ecuadorian Cotton Rat

VU — Vulnerable

Hurleur du Maranhao

EN — Endangered

Physical Characteristics

Attribute	Ecuadorian Cotton Rat	Hurleur du Maranhao
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.

Hurleur du Maranhao

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.