Pacific Spiny-rat vs Silver Colonel

Proechimys decumanus compared with Odontomyia argentata

Key Differences

• Pacific Spiny-rat is Near Threatened while Silver Colonel is Vulnerable.

Taxonomic Classification

Rank	Pacific Spiny-rat	Silver Colonel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Diptera (Diptera)
Family	Echimyidae	Stratiomyidae
Genus	Proechimys	Odontomyia
Species	Proechimys decumanus	Odontomyia argentata

Evolutionary Relationship

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

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Silver Colonel

VU — Vulnerable

Physical Characteristics

Attribute	Pacific Spiny-rat	Silver Colonel
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 Colonel

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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