small tortoiseshell vs Tree Worm

Aglais urticae compared with Bimastos rubidus

Key Differences

• small tortoiseshell is Near Threatened while Tree Worm is Not Evaluated.

Taxonomic Classification

Rank	small tortoiseshell	Tree Worm
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Annelida (Segmented Worms)
Class	Insecta (Insects)	Clitellata (Clitellata)
Order	Lepidoptera (Butterflies & Moths)	Crassiclitellata (Crassiclitellata)
Family	Nymphalidae (Brush-footed Butterflies)	Lumbricidae
Genus	Aglais	Bimastos
Species	Aglais urticae	Bimastos rubidus

Evolutionary Relationship

small tortoiseshell and Tree Worm share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

small tortoiseshell

NT — Near Threatened

Tree Worm

NE — Not Evaluated

Physical Characteristics

Attribute	small tortoiseshell	Tree Worm
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic 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.

Tree Worm

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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