Darwin s Nesoryzomys vs North American porcupine

Nesoryzomys darwini compared with Erethizon dorsatus

Key Differences

• Darwin s Nesoryzomys is Extinct while North American porcupine is Least Concern.

Taxonomic Classification

Rank	Darwin s Nesoryzomys	North American porcupine
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order same	Rodentia (啮齿目)	Rodentia (啮齿目)
Family	Cricetidae	Erethizontidae
Genus	Nesoryzomys	Erethizon
Species	Nesoryzomys darwini	Erethizon dorsatus

Evolutionary Relationship

Darwin s Nesoryzomys and North American porcupine share a common ancestor at the Order level: Rodentia. (啮齿目)

Conservation Status

Darwin s Nesoryzomys

EX — Extinct

North American porcupine

LC — Least Concern

Physical Characteristics

Attribute	Darwin s Nesoryzomys	North American porcupine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Darwin s Nesoryzomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

North American porcupine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.