Lesser Noctule vs Sulawesi Serpent Eagle

Nyctalus leisleri compared with Spilornis rufipectus

Key Differences

• Lesser Noctule is Endangered while Sulawesi Serpent Eagle is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Sulawesi Serpent Eagle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Accipitriformes (Hawks & Eagles)
Family	Vespertilionidae	Accipitridae (Hawks & Eagles)
Genus	Nyctalus	Spilornis
Species	Nyctalus leisleri	Spilornis rufipectus

Evolutionary Relationship

Lesser Noctule and Sulawesi Serpent Eagle share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Noctule

EN — Endangered

Sulawesi Serpent Eagle

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Sulawesi Serpent Eagle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Sulawesi Serpent Eagle

Habitat

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

Range

Found in Norway.