Blind Small-eared Shrew vs River Tern

Cryptotis niausa compared with Sterna aurantia

Key Differences

• Blind Small-eared Shrew is Data Deficient while River Tern is Vulnerable.

Taxonomic Classification

Rank	Blind Small-eared Shrew	River Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Soricomorpha (Soricomorpha)	Charadriiformes (Charadriiformes)
Family	Soricidae	Laridae
Genus	Cryptotis	Sterna
Species	Cryptotis niausa	Sterna aurantia

Evolutionary Relationship

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

Conservation Status

Blind Small-eared Shrew

DD — Data Deficient

River Tern

VU — Vulnerable

Physical Characteristics

Attribute	Blind Small-eared Shrew	River Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blind Small-eared Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

River Tern

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

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

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.