Caucasian Birch Mouse vs Scaly Stalkball

Sicista caucasica compared with Tulostoma melanocyclum

Key Differences

• Caucasian Birch Mouse is Near Threatened while Scaly Stalkball is Critically Endangered.

Taxonomic Classification

Rank	Caucasian Birch Mouse	Scaly Stalkball
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Agaricales (Gilled Mushrooms)
Family	Dipodidae	Agaricaceae (Agarics)
Genus	Sicista	Tulostoma
Species	Sicista caucasica	Tulostoma melanocyclum

Conservation Status

Caucasian Birch Mouse

NT — Near Threatened

Scaly Stalkball

CR — Critically Endangered

Physical Characteristics

Attribute	Caucasian Birch Mouse	Scaly Stalkball
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caucasian Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Scaly Stalkball

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Critically 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.