Altai Birch Mouse vs Brown Widow

Sicista napaea compared with Latrodectus geometricus

Key Differences

• Altai Birch Mouse is Least Concern while Brown Widow is Not Evaluated.

Taxonomic Classification

Rank	Altai Birch Mouse	Brown Widow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Arachnida (Arachnids)
Order	Rodentia (Rodents)	Araneae (Araneae)
Family	Dipodidae	Theridiidae
Genus	Sicista	Latrodectus
Species	Sicista napaea	Latrodectus geometricus

Evolutionary Relationship

Altai Birch Mouse and Brown Widow share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Altai Birch Mouse

LC — Least Concern

Brown Widow

NE — Not Evaluated

Physical Characteristics

Attribute	Altai Birch Mouse	Brown Widow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Altai Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Brown Widow

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Peru).

Altai Birch Mouse

The Altai Birch Mouse (Sicista napaea) is a species in the genus Sicista. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Brown Widow

The Brown Widow (Latrodectus geometricus) is a species in the genus Latrodectus. Typically found in terrestrial habitats from forests to deserts. Its geographic range includes widely distributed across africa (south africa), asia (japan), europe (7 countries), north america (united states), and south america (colombia, ecuador, peru).