Birch casebearer vs small tortoiseshell

Coleophora serratella compared with Aglais urticae

Key Differences

• Birch casebearer is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Birch casebearer	small tortoiseshell
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	Coleophoridae	Nymphalidae (Brush-footed Butterflies)
Genus	Coleophora	Aglais
Species	Coleophora serratella	Aglais urticae

Evolutionary Relationship

Birch casebearer and small tortoiseshell share a common ancestor at the Order level: Lepidoptera. (Butterflies & Moths)

Conservation Status

Birch casebearer

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Birch casebearer	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Birch casebearer

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Birch casebearer

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

small tortoiseshell

small tortoiseshell (Aglais urticae) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden