Harris s Antelope Squirrel vs Smith's Thorius

Ammospermophilus harrisii compared with Thorius smithi

Key Differences

• Harris s Antelope Squirrel is Least Concern while Smith's Thorius is Critically Endangered.

Taxonomic Classification

Rank	Harris s Antelope Squirrel	Smith's Thorius
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Caudata (Caudata)
Family	Sciuridae (Squirrels)	Plethodontidae
Genus	Ammospermophilus	Thorius
Species	Ammospermophilus harrisii	Thorius smithi

Evolutionary Relationship

Harris s Antelope Squirrel and Smith's Thorius share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Harris s Antelope Squirrel

LC — Least Concern

Smith's Thorius

CR — Critically Endangered

Physical Characteristics

Attribute	Harris s Antelope Squirrel	Smith's Thorius
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Harris s Antelope Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Smith's Thorius

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.