Austral ray vs Blind Small-eared Shrew

Bathyraja griseocauda compared with Cryptotis niausa

Key Differences

• Austral ray is Endangered while Blind Small-eared Shrew is Data Deficient.

Taxonomic Classification

Rank	Austral ray	Blind Small-eared Shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Rajiformes (Rajiformes)	Soricomorpha (Soricomorpha)
Family	Arhynchobatidae	Soricidae
Genus	Bathyraja	Cryptotis
Species	Bathyraja griseocauda	Cryptotis niausa

Evolutionary Relationship

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

Conservation Status

Austral ray

EN — Endangered

Blind Small-eared Shrew

DD — Data Deficient

Physical Characteristics

Attribute	Austral ray	Blind Small-eared Shrew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Austral ray

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

Found in Chile. Currently classified as 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.

Austral ray

The Austral ray (Bathyraja griseocauda) is a species in the genus Bathyraja. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

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.