Lesser Noctule vs truncate barrel-bubble

Nyctalus leisleri compared with Retusa truncatula

Key Differences

• Lesser Noctule is Endangered while truncate barrel-bubble is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	truncate barrel-bubble
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Chiroptera (Bats)	Cephalaspidea (Cephalaspidea)
Family	Vespertilionidae	Retusidae
Genus	Nyctalus	Retusa
Species	Nyctalus leisleri	Retusa truncatula

Evolutionary Relationship

Lesser Noctule and truncate barrel-bubble share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Lesser Noctule

EN — Endangered

truncate barrel-bubble

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	truncate barrel-bubble
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.

truncate barrel-bubble

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Belgium, Denmark, Norway, Portugal, and Sweden.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden