Fat Sand Rat vs Guyenne Spiny-rat

Psammomys obesus compared with Proechimys guyannensis

Taxonomic Classification

Rank	Fat Sand Rat	Guyenne 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	Muridae (Mice & Rats)	Echimyidae
Genus	Psammomys	Proechimys
Species	Psammomys obesus	Proechimys guyannensis

Evolutionary Relationship

Fat Sand Rat and Guyenne Spiny-rat share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Fat Sand Rat

LC — Least Concern

Guyenne Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	Fat Sand Rat	Guyenne Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fat Sand Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Guyenne Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.