Lesser Noctule vs small fan-footed wave

Nyctalus leisleri compared with Idaea biselata

Key Differences

• Lesser Noctule is Endangered while small fan-footed wave is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	small fan-footed wave
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Lepidoptera (Butterflies & Moths)
Family	Vespertilionidae	Geometridae
Genus	Nyctalus	Idaea
Species	Nyctalus leisleri	Idaea biselata

Evolutionary Relationship

Lesser Noctule and small fan-footed wave share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Lesser Noctule

EN — Endangered

small fan-footed wave

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	small fan-footed wave
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

small fan-footed wave

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden