Gray Birch Mouse vs Upper Crust

Sicista pseudonapaea compared with Amaurodon cyaneus

Key Differences

• Gray Birch Mouse is Data Deficient while Upper Crust is Vulnerable.

Taxonomic Classification

Rank	Gray Birch Mouse	Upper Crust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Thelephorales (Thelephorales)
Family	Dipodidae	Thelephoraceae
Genus	Sicista	Amaurodon
Species	Sicista pseudonapaea	Amaurodon cyaneus

Conservation Status

Gray Birch Mouse

DD — Data Deficient

Upper Crust

VU — Vulnerable

Physical Characteristics

Attribute	Gray Birch Mouse	Upper Crust
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Upper Crust

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.