Gray Dwarf Hamster vs Pacific Spiny-rat

Cricetulus migratorius compared with Proechimys decumanus

Key Differences

• Gray Dwarf Hamster is Least Concern while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Gray Dwarf Hamster	Pacific Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Cricetidae	Echimyidae
Genus	Cricetulus	Proechimys
Species	Cricetulus migratorius	Proechimys decumanus

Evolutionary Relationship

Gray Dwarf Hamster and Pacific Spiny-rat share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Gray Dwarf Hamster

LC — Least Concern

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Gray Dwarf Hamster	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray Dwarf Hamster

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.