Long-tailed Ground Squirrel vs North American porcupine

Urocitellus undulatus compared with Erethizon dorsatus

Taxonomic Classification

Rank	Long-tailed Ground Squirrel	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	Sciuridae (Squirrels)	Erethizontidae
Genus	Urocitellus	Erethizon
Species	Urocitellus undulatus	Erethizon dorsatus

Evolutionary Relationship

Long-tailed Ground Squirrel and North American porcupine share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Long-tailed Ground Squirrel

LC — Least Concern

North American porcupine

LC — Least Concern

Physical Characteristics

Attribute	Long-tailed Ground Squirrel	North American porcupine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Long-tailed Ground Squirrel

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.