Lesser Noctule vs Square-tailed Nightjar

Nyctalus leisleri compared with Caprimulgus fossii

Key Differences

• Lesser Noctule is Endangered while Square-tailed Nightjar is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Square-tailed Nightjar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Caprimulgiformes (Caprimulgiformes)
Family	Vespertilionidae	Caprimulgidae
Genus	Nyctalus	Caprimulgus
Species	Nyctalus leisleri	Caprimulgus fossii

Evolutionary Relationship

Lesser Noctule and Square-tailed Nightjar share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Noctule

EN — Endangered

Square-tailed Nightjar

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Square-tailed Nightjar
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.

Square-tailed Nightjar

Habitat

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

Range

Found in Norway.