arran brown vs Brown oak slender

Erebia ligea compared with Acrocercops brongniardella

Taxonomic Classification

Rank	arran brown	Brown oak slender
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order same	Lepidoptera (Butterflies & Moths)	Lepidoptera (Butterflies & Moths)
Family	Nymphalidae (Brush-footed Butterflies)	Gracillariidae
Genus	Erebia	Acrocercops
Species	Erebia ligea	Acrocercops brongniardella

Evolutionary Relationship

arran brown and Brown oak slender share a common ancestor at the Order level: Lepidoptera. (Butterflies & Moths)

Conservation Status

arran brown

LC — Least Concern

Brown oak slender

LC — Least Concern

Physical Characteristics

Attribute	arran brown	Brown oak slender
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).

Brown oak slender

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (9 countries).

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.

Brown oak slender

The Brown Oak Slender (Acrocercops brongniardella) is a species in the genus Acrocercops. 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 8 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇫🇷 France 🇬🇷 Greece 🇮🇹 Italy 🇳🇴 Norway 🇷🇺 Russia 🇸🇪 Sweden