Lesser Noctule vs oak eggar

Nyctalus leisleri compared with Lasiocampa quercus

Key Differences

• Lesser Noctule is Endangered while oak eggar is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	oak eggar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Lepidoptera (Butterflies & Moths)
Family	Vespertilionidae	Lasiocampidae
Genus	Nyctalus	Lasiocampa
Species	Nyctalus leisleri	Lasiocampa quercus

Evolutionary Relationship

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

Conservation Status

Lesser Noctule

EN — Endangered

oak eggar

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	oak eggar
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.

oak eggar

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