Ruby Bolete vs small tortoiseshell

Hortiboletus rubellus compared with Aglais urticae

Key Differences

Ruby Bolete is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Ruby Bolete	small tortoiseshell
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Arthropoda (Arthropods)
Class	Agaricomycetes (Mushrooms)	Insecta (Insects)
Order	Boletales (Boletales)	Lepidoptera (Butterflies & Moths)
Family	Boletaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Hortiboletus	Aglais
Species	Hortiboletus rubellus	Aglais urticae

Conservation Status

Ruby Bolete

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Ruby Bolete	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ruby Bolete

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across 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.

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.