Common Blue vs Giant Noctule

Polyommatus icarus compared with Nyctalus lasiopterus

Key Differences

• Common Blue is Least Concern while Giant Noctule is Not Evaluated.

Taxonomic Classification

Rank	Common Blue	Giant Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Chiroptera (Bats)
Family	Lycaenidae	Vespertilionidae
Genus	Polyommatus	Nyctalus
Species	Polyommatus icarus	Nyctalus lasiopterus

Evolutionary Relationship

Common Blue and Giant Noctule share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Blue

LC — Least Concern

Giant Noctule

NE — Not Evaluated

Physical Characteristics

Attribute	Common Blue	Giant Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Blue

Habitat

Inhabits Mediterranean forests and woodlands within the Palearctic biogeographic realm.

Range

Widely distributed across Asia (Cyprus), Europe (40 countries), and North America (United States).

Giant Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium and Ukraine.

Common Blue

Common Blue (Polyommatus icarus) 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 2 countries:

🇧🇪 Belgium 🇺🇦 Ukraine