Napo Spiny-rat vs Spineless Stream Toad

Proechimys quadruplicatus compared with Bufo aspinius

Key Differences

• Napo Spiny-rat is Least Concern while Spineless Stream Toad is Endangered.

Taxonomic Classification

Rank	Napo Spiny-rat	Spineless Stream 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	Echimyidae	Bufonidae
Genus	Proechimys	Bufo
Species	Proechimys quadruplicatus	Bufo aspinius

Evolutionary Relationship

Napo Spiny-rat and Spineless Stream Toad share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Napo Spiny-rat

LC — Least Concern

Spineless Stream Toad

EN — Endangered

Physical Characteristics

Attribute	Napo Spiny-rat	Spineless Stream Toad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Napo Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Spineless Stream Toad

Habitat

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