Merriam’s Pocket Mouse vs North American porcupine

Perognathus merriami compared with Erethizon dorsatus

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	North American porcupine
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	Heteromyidae	Erethizontidae
Genus	Perognathus	Erethizon
Species	Perognathus merriami	Erethizon dorsatus

Evolutionary Relationship

Merriam’s Pocket Mouse and North American porcupine share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

North American porcupine

LC — Least Concern

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	North American porcupine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

North American porcupine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.