Birch Sober vs Pear-tree Pigmy

Anacampsis blattariella compared with Stigmella pyri

Key Differences

• Birch Sober is Least Concern while Pear-tree Pigmy is Endangered.

Taxonomic Classification

Rank	Birch Sober	Pear-tree Pigmy
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order same	Lepidoptera (Butterflies & Moths)	Lepidoptera (Butterflies & Moths)
Family	Gelechiidae	Nepticulidae
Genus	Anacampsis	Stigmella
Species	Anacampsis blattariella	Stigmella pyri

Evolutionary Relationship

Birch Sober and Pear-tree Pigmy share a common ancestor at the Order level: Lepidoptera. (Butterflies & Moths)

Conservation Status

Birch Sober

LC — Least Concern

Pear-tree Pigmy

EN — Endangered

Physical Characteristics

Attribute	Birch Sober	Pear-tree Pigmy
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.

Pear-tree Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (6 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden