Gray smooth hound vs Long-tailed Ground Squirrel

Mustelus californicus compared with Urocitellus undulatus

Taxonomic Classification

Rank	Gray smooth hound	Long-tailed Ground Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Carcharhiniformes (Ground Sharks)	Rodentia (Rodents)
Family	Triakidae	Sciuridae (Squirrels)
Genus	Mustelus	Urocitellus
Species	Mustelus californicus	Urocitellus undulatus

Evolutionary Relationship

Gray smooth hound and Long-tailed Ground Squirrel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray smooth hound

LC — Least Concern

Long-tailed Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Gray smooth hound	Long-tailed Ground Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray smooth hound

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Long-tailed Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.