Black Nerite vs Caucasian Birch Mouse

Theodoxus prevostianus compared with Sicista caucasica

Key Differences

• Black Nerite is Endangered while Caucasian Birch Mouse is Near Threatened.

Taxonomic Classification

Rank	Black Nerite	Caucasian Birch Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Cycloneritida (Cycloneritida)	Rodentia (Rodents)
Family	Neritidae	Dipodidae
Genus	Theodoxus	Sicista
Species	Theodoxus prevostianus	Sicista caucasica

Evolutionary Relationship

Black Nerite and Caucasian Birch Mouse share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black Nerite

EN — Endangered

Caucasian Birch Mouse

NT — Near Threatened

Physical Characteristics

Attribute	Black Nerite	Caucasian Birch Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Nerite

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

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

Caucasian Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Black Nerite

The Black Nerite (Theodoxus prevostianus) is a species in the genus Theodoxus. It is currently classified as Endangered on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

Caucasian Birch Mouse

The Caucasian Birch Mouse (Sicista caucasica) is a species in the genus Sicista. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.