Big-footed Thorius vs Blind Small-eared Shrew

Thorius magnipes compared with Cryptotis niausa

Key Differences

• Big-footed Thorius is Critically Endangered while Blind Small-eared Shrew is Data Deficient.

Taxonomic Classification

Rank	Big-footed Thorius	Blind Small-eared 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	Cryptotis
Species	Thorius magnipes	Cryptotis niausa

Evolutionary Relationship

Big-footed Thorius and Blind Small-eared Shrew share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big-footed Thorius

CR — Critically Endangered

Blind Small-eared Shrew

DD — Data Deficient

Physical Characteristics

Attribute	Big-footed Thorius	Blind Small-eared Shrew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big-footed 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.

Blind Small-eared Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Big-footed Thorius

The Big-footed Thorius (Thorius magnipes) 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

Blind Small-eared Shrew

The Blind Small-eared Shrew (Cryptotis niausa) is a species in the genus Cryptotis. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.