Dusky Pearl vs Lesser Noctule

Udea prunalis compared with Nyctalus leisleri

Key Differences

• Dusky Pearl is Least Concern while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Dusky Pearl	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	Crambidae	Vespertilionidae
Genus	Udea	Nyctalus
Species	Udea prunalis	Nyctalus leisleri

Evolutionary Relationship

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

Conservation Status

Dusky Pearl

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Dusky Pearl	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky Pearl

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden