Boreal Thorius vs Mentawai Squirrel

Thorius boreas compared with Callosciurus melanogaster

Key Differences

• Boreal Thorius is Endangered while Mentawai Squirrel is Vulnerable.

Taxonomic Classification

Rank	Boreal Thorius	Mentawai Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Caudata (Caudata)	Rodentia (Rodents)
Family	Plethodontidae	Sciuridae (Squirrels)
Genus	Thorius	Callosciurus
Species	Thorius boreas	Callosciurus melanogaster

Evolutionary Relationship

Boreal Thorius and Mentawai Squirrel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Boreal Thorius

EN — Endangered

Mentawai Squirrel

VU — Vulnerable

Physical Characteristics

Attribute	Boreal Thorius	Mentawai Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Boreal Thorius

Habitat

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

Range

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

Mentawai Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Boreal Thorius

The Boreal Thorius (Thorius boreas) is a species in the genus Thorius. It is currently classified as Endangered on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.