Gray Red-backed Vole vs Surprise Thorius

Myodes rufocanus compared with Thorius insperatus

Key Differences

• Gray Red-backed Vole is Least Concern while Surprise Thorius is Critically Endangered.

Taxonomic Classification

Rank	Gray Red-backed Vole	Surprise Thorius
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Caudata (Caudata)
Family	Cricetidae	Plethodontidae
Genus	Myodes	Thorius
Species	Myodes rufocanus	Thorius insperatus

Evolutionary Relationship

Gray Red-backed Vole and Surprise Thorius share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray Red-backed Vole

LC — Least Concern

Surprise Thorius

CR — Critically Endangered

Physical Characteristics

Attribute	Gray Red-backed Vole	Surprise Thorius
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray Red-backed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Norway.

Surprise 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.