arran brown vs Birdlike Noctule

Erebia ligea compared with Nyctalus aviator

Key Differences

• arran brown is Least Concern while Birdlike Noctule is Near Threatened.

Taxonomic Classification

Rank	arran brown	Birdlike Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Chiroptera (Bats)
Family	Nymphalidae (Brush-footed Butterflies)	Vespertilionidae
Genus	Erebia	Nyctalus
Species	Erebia ligea	Nyctalus aviator

Evolutionary Relationship

arran brown and Birdlike Noctule share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

arran brown

LC — Least Concern

Birdlike Noctule

NT — Near Threatened

Physical Characteristics

Attribute	arran brown	Birdlike Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

arran brown

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (33 countries).

Birdlike Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

arran brown

arran brown (Erebia ligea) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Birdlike Noctule

The Birdlike Noctule (Nyctalus aviator) is a species in the genus Nyctalus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.