Long-eared Owl vs Noctule

Asio otus compared with Nyctalus noctula

Key Differences

• Long-eared Owl is Data Deficient while Noctule is Vulnerable.

Taxonomic Classification

Rank	Long-eared Owl	Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Strigiformes (Owls)	Chiroptera (Bats)
Family	Strigidae (True Owls)	Vespertilionidae
Genus	Asio	Nyctalus
Species	Asio otus	Nyctalus noctula

Evolutionary Relationship

Long-eared Owl and Noctule share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Long-eared Owl

DD — Data Deficient

Noctule

VU — Vulnerable

Physical Characteristics

Attribute	Long-eared Owl	Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Long-eared Owl

Habitat

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

Range

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

Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Noctule

Noctule (Nyctalus noctula) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden