Ecuadorian Cotton Rat vs Rivera Redbelly Toad

Sigmodon inopinatus compared with Melanophryniscus devincenzii

Key Differences

• Ecuadorian Cotton Rat is Vulnerable while Rivera Redbelly Toad is Endangered.

Taxonomic Classification

Rank	Ecuadorian Cotton Rat	Rivera Redbelly Toad
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Anura (Frogs & Toads)
Family	Cricetidae	Bufonidae
Genus	Sigmodon	Melanophryniscus
Species	Sigmodon inopinatus	Melanophryniscus devincenzii

Evolutionary Relationship

Ecuadorian Cotton Rat and Rivera Redbelly Toad share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Ecuadorian Cotton Rat

VU — Vulnerable

Rivera Redbelly Toad

EN — Endangered

Physical Characteristics

Attribute	Ecuadorian Cotton Rat	Rivera Redbelly Toad
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.

Rivera Redbelly Toad

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.