Lesser Noctule vs Silvery Arches

Nyctalus leisleri compared with Polia hepatica

Key Differences

• Lesser Noctule is Endangered while Silvery Arches is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Silvery Arches
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Lepidoptera (Butterflies & Moths)
Family	Vespertilionidae	Noctuidae
Genus	Nyctalus	Polia
Species	Nyctalus leisleri	Polia hepatica

Evolutionary Relationship

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

Conservation Status

Lesser Noctule

EN — Endangered

Silvery Arches

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Silvery Arches
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.

Silvery Arches

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