Arctic Blue vs Blackthorn slender

Agriades aquilo compared with Parornix torquillella

Key Differences

• Arctic Blue is Near Threatened while Blackthorn slender is Endangered.

Taxonomic Classification

Rank	Arctic Blue	Blackthorn slender
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	Lycaenidae	Gracillariidae
Genus	Agriades	Parornix
Species	Agriades aquilo	Parornix torquillella

Evolutionary Relationship

Arctic Blue and Blackthorn slender share a common ancestor at the Order level: Lepidoptera. (Butterflies & Moths)

Conservation Status

Arctic Blue

NT — Near Threatened

Blackthorn slender

EN — Endangered

Physical Characteristics

Attribute	Arctic Blue	Blackthorn slender
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic Blue

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Finland, Norway, Russia, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Blackthorn slender

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 9 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (8 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Arctic Blue

The Arctic Blue (Agriades aquilo) is a species in the genus Agriades. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Blackthorn slender

The Blackthorn slender (Parornix torquillella) is a species in the genus Parornix. It is currently classified as Endangered on the IUCN Red List. Found across Europe (8 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Shared Countries

Both species can be found in 3 countries:

🇳🇴 Norway 🇷🇺 Russia 🇸🇪 Sweden