Eurasian red squirrel vs Smith's Thorius

Sciurus vulgaris compared with Thorius smithi

Key Differences

• Eurasian red squirrel is Least Concern while Smith's Thorius is Critically Endangered.

Taxonomic Classification

Rank	Eurasian red 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	Sciurus (Tree Squirrels)	Thorius
Species	Sciurus vulgaris	Thorius smithi

Evolutionary Relationship

Eurasian red squirrel and Smith's Thorius share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eurasian red squirrel

LC — Least Concern

Smith's Thorius

CR — Critically Endangered

Physical Characteristics

Attribute	Eurasian red squirrel	Smith's Thorius
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian red squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Asia (Georgia) and Europe (5 countries).

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.

Eurasian red squirrel

Eurasian red squirrel (Sciurus vulgaris) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.