Giant Noctule vs Lesser Siren

Nyctalus lasiopterus compared with Siren intermedia

Key Differences

• Giant Noctule is Not Evaluated while Lesser Siren is Least Concern.

Taxonomic Classification

Rank	Giant Noctule	Lesser Siren
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Chiroptera (Bats)	Caudata (Caudata)
Family	Vespertilionidae	Sirenidae
Genus	Nyctalus	Siren
Species	Nyctalus lasiopterus	Siren intermedia

Evolutionary Relationship

Giant Noctule and Lesser Siren share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Giant Noctule

NE — Not Evaluated

Lesser Siren

LC — Least Concern

Physical Characteristics

Attribute	Giant Noctule	Lesser Siren
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Giant Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium and Ukraine.

Lesser Siren

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Distributed across Belgium and Mexico.

Shared Countries

Both species can be found in 1 countries:

🇧🇪 Belgium