Pacific Spiny-rat vs Silver Shade

Proechimys decumanus compared with Eana argentana

Key Differences

• Pacific Spiny-rat is Near Threatened while Silver Shade is Endangered.

Taxonomic Classification

Rank	Pacific Spiny-rat	Silver Shade
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Echimyidae	Tortricidae
Genus	Proechimys	Eana
Species	Proechimys decumanus	Eana argentana

Evolutionary Relationship

Pacific Spiny-rat and Silver Shade share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Silver Shade

EN — Endangered

Physical Characteristics

Attribute	Pacific Spiny-rat	Silver Shade
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Silver Shade

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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