Brown Fish-Owl vs Lesser Noctule

Ketupa zeylonensis compared with Nyctalus leisleri

Key Differences

• Brown Fish-Owl is Least Concern while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Brown Fish-Owl	Lesser 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	Ketupa	Nyctalus
Species	Ketupa zeylonensis	Nyctalus leisleri

Evolutionary Relationship

Brown Fish-Owl and Lesser Noctule share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown Fish-Owl

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Brown Fish-Owl	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Fish-Owl

Habitat

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

Range

Found in Norway.

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.

Brown Fish-Owl

The Brown Fish-owl (Ketupa zeylonensis) is a species in the genus Ketupa. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.