Ecuadorian Cotton Rat vs Lesser Capybara

Sigmodon inopinatus compared with Hydrochoerus isthmius

Key Differences

• Ecuadorian Cotton Rat is Vulnerable while Lesser Capybara is Data Deficient.

Taxonomic Classification

Rank	Ecuadorian Cotton Rat	Lesser Capybara
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Cricetidae	Caviidae
Genus	Sigmodon	Hydrochoerus
Species	Sigmodon inopinatus	Hydrochoerus isthmius

Evolutionary Relationship

Ecuadorian Cotton Rat and Lesser Capybara share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Ecuadorian Cotton Rat

VU — Vulnerable

Lesser Capybara

DD — Data Deficient

Physical Characteristics

Attribute	Ecuadorian Cotton Rat	Lesser Capybara
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.

Lesser Capybara

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.