Feathered slender vs Lesser Noctule

Caloptilia cuculipennella compared with Nyctalus leisleri

Key Differences

• Feathered slender is Near Threatened while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Feathered slender	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Chiroptera (Bats)
Family	Gracillariidae	Vespertilionidae
Genus	Caloptilia	Nyctalus
Species	Caloptilia cuculipennella	Nyctalus leisleri

Evolutionary Relationship

Feathered slender and Lesser Noctule share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Feathered slender

NT — Near Threatened

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Feathered slender	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Feathered slender

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Asia (Japan), Europe (7 countries), and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Lesser Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Denmark, Luxembourg, Sweden, and Ukraine. 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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden 🇺🇦 Ukraine