Lesser Noctule vs Mournful Wasp

Nyctalus leisleri compared with Pemphredon lugubris

Key Differences

• Lesser Noctule is Endangered while Mournful Wasp is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Mournful Wasp
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Hymenoptera (Ants, Bees & Wasps)
Family	Vespertilionidae	Crabronidae
Genus	Nyctalus	Pemphredon
Species	Nyctalus leisleri	Pemphredon lugubris

Evolutionary Relationship

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

Conservation Status

Lesser Noctule

EN — Endangered

Mournful Wasp

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Mournful Wasp
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.

Mournful Wasp

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