Brown oak slender vs Long-eared Owl

Acrocercops brongniardella compared with Asio otus

Key Differences

• Brown oak slender is Least Concern while Long-eared Owl is Data Deficient.

Taxonomic Classification

Rank	Brown oak slender	Long-eared Owl
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Strigiformes (Owls)
Family	Gracillariidae	Strigidae (True Owls)
Genus	Acrocercops	Asio
Species	Acrocercops brongniardella	Asio otus

Evolutionary Relationship

Brown oak slender and Long-eared Owl share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brown oak slender

LC — Least Concern

Long-eared Owl

DD — Data Deficient

Physical Characteristics

Attribute	Brown oak slender	Long-eared Owl
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown oak slender

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (9 countries).

Long-eared Owl

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (5 countries) and North America (United States).

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.

Long-eared Owl

Long-eared Owl (Asio otus) is classified as Data Deficient (DD) on the IUCN Red List. Insufficient data available to assess extinction risk. Further research and field surveys are needed.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇷🇺 Russia 🇸🇪 Sweden