Arctic Smudge vs Gray Birch Mouse

Plutella haasi compared with Sicista pseudonapaea

Key Differences

• Arctic Smudge is Near Threatened while Gray Birch Mouse is Data Deficient.

Taxonomic Classification

Rank	Arctic Smudge	Gray Birch Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Rodentia (Rodents)
Family	Plutellidae	Dipodidae
Genus	Plutella	Sicista
Species	Plutella haasi	Sicista pseudonapaea

Evolutionary Relationship

Arctic Smudge and Gray Birch Mouse share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arctic Smudge

NT — Near Threatened

Gray Birch Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Arctic Smudge	Gray Birch Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic Smudge

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Gray Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Arctic Smudge

The Arctic Smudge (Plutella haasi) is a species in the genus Plutella. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.