North American porcupine vs Pacific Spiny-rat

Erethizon dorsatus compared with Proechimys decumanus

Key Differences

• North American porcupine is Least Concern while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	North American porcupine	Pacific Spiny-rat
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class same	Mammalia (포유류)	Mammalia (포유류)
Order same	Rodentia (설치류)	Rodentia (설치류)
Family	Erethizontidae	Echimyidae
Genus	Erethizon	Proechimys
Species	Erethizon dorsatus	Proechimys decumanus

Evolutionary Relationship

North American porcupine and Pacific Spiny-rat share a common ancestor at the Order level: Rodentia. (설치류)

Conservation Status

North American porcupine

LC — Least Concern

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	North American porcupine	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

North American porcupine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

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.