Gray-headed Fish-Eagle vs Lesser Noctule

Haliaeetus ichthyaetus compared with Nyctalus leisleri

Key Differences

• Gray-headed Fish-Eagle is Not Evaluated while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Gray-headed Fish-Eagle	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Accipitriformes (Hawks & Eagles)	Chiroptera (Bats)
Family	Accipitridae (Hawks & Eagles)	Vespertilionidae
Genus	Haliaeetus (Sea Eagles)	Nyctalus
Species	Haliaeetus ichthyaetus	Nyctalus leisleri

Evolutionary Relationship

Gray-headed Fish-Eagle and Lesser Noctule share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-headed Fish-Eagle

NE — Not Evaluated

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Gray-headed Fish-Eagle	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-headed Fish-Eagle

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.