Cudbear vs small tortoiseshell

Ochrolechia tartarea compared with Aglais urticae

Key Differences

• Cudbear is Endangered while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Cudbear	small tortoiseshell
Kingdom	Fungi (فطر)	Animalia (حيوانات)
Phylum	Ascomycota (فطريات زقية)	Arthropoda (مفصليات الأرجل)
Class	Lecanoromycetes (لقنورانية)	Insecta (حشرات)
Order	Pertusariales (Pertusariales)	Lepidoptera (حرشفيات الأجنحة)
Family	Ochrolechiaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Ochrolechia	Aglais
Species	Ochrolechia tartarea	Aglais urticae

Conservation Status

Cudbear

EN — Endangered

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Cudbear	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cudbear

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

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:

🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden