Gray-footed Spiny-rat vs marsh rice rat

Proechimys poliopus compared with Oryzomys palustris

Key Differences

• Gray-footed Spiny-rat is Vulnerable while marsh rice rat is Least Concern.

Taxonomic Classification

Rank	Gray-footed Spiny-rat	marsh rice 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	Echimyidae	Cricetidae
Genus	Proechimys	Oryzomys
Species	Proechimys poliopus	Oryzomys palustris

Evolutionary Relationship

Gray-footed Spiny-rat and marsh rice rat share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Gray-footed Spiny-rat

VU — Vulnerable

marsh rice rat

LC — Least Concern

Physical Characteristics

Attribute	Gray-footed Spiny-rat	marsh rice rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-footed Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

marsh rice rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.