Caucasian Birch Mouse vs undulate ray

Sicista caucasica compared with Raja undulata

Key Differences

• Caucasian Birch Mouse is Near Threatened while undulate ray is Endangered.

Taxonomic Classification

Rank	Caucasian Birch Mouse	undulate ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Dipodidae	Rajidae
Genus	Sicista	Raja
Species	Sicista caucasica	Raja undulata

Evolutionary Relationship

Caucasian Birch Mouse and undulate ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Caucasian Birch Mouse

NT — Near Threatened

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Caucasian Birch Mouse	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caucasian Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

undulate ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

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.