Gray Marmot vs Pacific Spiny-rat

Marmota baibacina compared with Proechimys decumanus

Key Differences

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

Taxonomic Classification

Rank	Gray Marmot	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	Sciuridae (Squirrels)	Echimyidae
Genus	Marmota	Proechimys
Species	Marmota baibacina	Proechimys decumanus

Evolutionary Relationship

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

Conservation Status

Gray Marmot

LC — Least Concern

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

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

Habitat & Geographic Range

Gray Marmot

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.