Gray Birch Mouse vs Norway lemming

Sicista pseudonapaea compared with Lemmus lemmus

Key Differences

• Gray Birch Mouse is Data Deficient while Norway lemming is Least Concern.

Taxonomic Classification

Rank	Gray Birch Mouse	Norway lemming
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Dipodidae	Cricetidae
Genus	Sicista	Lemmus
Species	Sicista pseudonapaea	Lemmus lemmus

Evolutionary Relationship

Gray Birch Mouse and Norway lemming share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Gray Birch Mouse

DD — Data Deficient

Norway lemming

LC — Least Concern

Physical Characteristics

Attribute	Gray Birch Mouse	Norway lemming
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Norway lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Norway and Sweden.