Lesser Noctule vs Whiskered Tern

Nyctalus leisleri compared with Chlidonias hybrida

Key Differences

• Lesser Noctule is Endangered while Whiskered Tern is Not Evaluated.

Taxonomic Classification

Rank	Lesser Noctule	Whiskered Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Charadriiformes (Charadriiformes)
Family	Vespertilionidae	Laridae
Genus	Nyctalus	Chlidonias
Species	Nyctalus leisleri	Chlidonias hybrida

Evolutionary Relationship

Lesser Noctule and Whiskered Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Noctule

EN — Endangered

Whiskered Tern

NE — Not Evaluated

Physical Characteristics

Attribute	Lesser Noctule	Whiskered Tern
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.

Whiskered Tern

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden