Beech Pigmy vs Lesser Noctule

Stigmella hemargyrella compared with Nyctalus leisleri

Key Differences

• Beech Pigmy is Least Concern while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Beech Pigmy	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	Nepticulidae	Vespertilionidae
Genus	Stigmella	Nyctalus
Species	Stigmella hemargyrella	Nyctalus leisleri

Evolutionary Relationship

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

Conservation Status

Beech Pigmy

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Beech Pigmy	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Beech Pigmy

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.

Beech Pigmy

The Beech Pigmy (Stigmella hemargyrella) is a species in the genus Stigmella. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden