Arboreal Thorius vs Caspian Shrew

Thorius arboreus compared with Crocidura caspica

Key Differences

• Arboreal Thorius is Critically Endangered while Caspian Shrew is Data Deficient.

Taxonomic Classification

Rank	Arboreal Thorius	Caspian Shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Caudata (Caudata)	Soricomorpha (Soricomorpha)
Family	Plethodontidae	Soricidae
Genus	Thorius	Crocidura
Species	Thorius arboreus	Crocidura caspica

Evolutionary Relationship

Arboreal Thorius and Caspian Shrew share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arboreal Thorius

CR — Critically Endangered

Caspian Shrew

DD — Data Deficient

Physical Characteristics

Attribute	Arboreal Thorius	Caspian Shrew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arboreal Thorius

Habitat

Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

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

Caspian Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Arboreal Thorius

The Arboreal Thorius (Thorius arboreus) is a species in the genus Thorius. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neo.

Caspian Shrew

The Caspian Shrew (Crocidura caspica) is a species in the genus Crocidura. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.