Arctic Blue vs Clouded Yellow

Agriades aquilo compared with Colias croceus

Key Differences

• Arctic Blue is Near Threatened while Clouded Yellow is Least Concern.

Taxonomic Classification

Rank	Arctic Blue	Clouded Yellow
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	Pieridae
Genus	Agriades	Colias
Species	Agriades aquilo	Colias croceus

Evolutionary Relationship

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

Conservation Status

Arctic Blue

NT — Near Threatened

Clouded Yellow

LC — Least Concern

Physical Characteristics

Attribute	Arctic Blue	Clouded Yellow
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.

Clouded Yellow

Habitat

Inhabits Mediterranean forests and woodlands within the Palearctic biogeographic realm.

Range

Found across Asia (Cyprus) and Europe (40 countries).

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.

Clouded Yellow

Clouded Yellow (Colias croceus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 4 countries:

🇫🇮 Finland 🇳🇴 Norway 🇷🇺 Russia 🇸🇪 Sweden