Birch Sober vs Brown Widow

Anacampsis blattariella compared with Latrodectus geometricus

Key Differences

• Birch Sober is Least Concern while Brown Widow is Not Evaluated.

Taxonomic Classification

Rank	Birch Sober	Brown Widow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Insecta (Insects)	Arachnida (Arachnids)
Order	Lepidoptera (Butterflies & Moths)	Araneae (Araneae)
Family	Gelechiidae	Theridiidae
Genus	Anacampsis	Latrodectus
Species	Anacampsis blattariella	Latrodectus geometricus

Evolutionary Relationship

Birch Sober and Brown Widow share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Birch Sober

LC — Least Concern

Brown Widow

NE — Not Evaluated

Physical Characteristics

Attribute	Birch Sober	Brown Widow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Birch Sober

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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).

Birch Sober

The Birch Sober (Anacampsis blattariella) is a species in the genus Anacampsis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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).

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇳🇴 Norway 🇸🇪 Sweden