Black-Lined Periwinkle vs Blind Small-eared Shrew

Littorina saxatilis compared with Cryptotis niausa

Key Differences

• Black-Lined Periwinkle is Least Concern while Blind Small-eared Shrew is Data Deficient.

Taxonomic Classification

Rank	Black-Lined Periwinkle	Blind Small-eared Shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Littorinimorpha (Littorinimorpha)	Soricomorpha (Soricomorpha)
Family	Littorinidae	Soricidae
Genus	Littorina	Cryptotis
Species	Littorina saxatilis	Cryptotis niausa

Evolutionary Relationship

Black-Lined Periwinkle and Blind Small-eared Shrew share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black-Lined Periwinkle

LC — Least Concern

Blind Small-eared Shrew

DD — Data Deficient

Physical Characteristics

Attribute	Black-Lined Periwinkle	Blind Small-eared Shrew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-Lined Periwinkle

Habitat

Found across multiple habitat types including tropical and subtropical grasslands and savannas, flooded grasslands and savannas, and deserts and xeric shrublands within the Afrotropic biogeographic realm.

Range

Widely distributed across Africa (Namibia, South Africa), Europe (5 countries), and North America (United States).

Blind Small-eared Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Black-Lined Periwinkle

The Black-Lined Periwinkle (Littorina saxatilis) is a species in the genus Littorina. It is currently classified as Least Concern on the IUCN Red List. Found across multiple habitat types including tropical and subtropical grasslands and savannas, flooded grasslands and savannas, and deserts and xeric shrublands within the Afrotropic 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.