Grey Dwarf vs Napo Spiny-rat

Elachista bedellella compared with Proechimys quadruplicatus

Key Differences

• Grey Dwarf is Endangered while Napo Spiny-rat is Least Concern.

Taxonomic Classification

Rank	Grey Dwarf	Napo Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Rodentia (Rodents)
Family	Elachistidae	Echimyidae
Genus	Elachista	Proechimys
Species	Elachista bedellella	Proechimys quadruplicatus

Evolutionary Relationship

Grey Dwarf and Napo Spiny-rat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Grey Dwarf

EN — Endangered

Napo Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	Grey Dwarf	Napo Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Grey Dwarf

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Napo Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.