Moon cactus vs small tortoiseshell

Harrisia martinii compared with Aglais urticae

Key Differences

Moon cactus is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Moon cactus	small tortoiseshell
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Magnoliopsida (Dicots)	Insecta (Insects)
Order	Caryophyllales (Caryophyllales)	Lepidoptera (Butterflies & Moths)
Family	Cactaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Harrisia	Aglais
Species	Harrisia martinii	Aglais urticae

Conservation Status

Moon cactus

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Moon cactus	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Moon cactus

Habitat

Inhabits flooded grasslands and savannas and deserts and xeric shrublands within the Afrotropic biogeographic realm.

Range

Distributed across Australia, Namibia, South Africa, 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.