Big Bluet vs Lesser Noctule

Enallagma durum compared with Nyctalus leisleri

Key Differences

• Big Bluet is Least Concern while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Big Bluet	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Odonata (Odonata)	Chiroptera (Bats)
Family	Coenagrionidae	Vespertilionidae
Genus	Enallagma	Nyctalus
Species	Enallagma durum	Nyctalus leisleri

Evolutionary Relationship

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

Conservation Status

Big Bluet

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Big Bluet	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Bluet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.

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.

Big Bluet

The Big Bluet (Enallagma durum) is a species in the genus Enallagma. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.