Blacktail spurdog vs Lesser Noctule

Squalus melanurus compared with Nyctalus leisleri

Key Differences

• Blacktail spurdog is Data Deficient while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Blacktail spurdog	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Chiroptera (Bats)
Family	Squalidae	Vespertilionidae
Genus	Squalus	Nyctalus
Species	Squalus melanurus	Nyctalus leisleri

Evolutionary Relationship

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

Conservation Status

Blacktail spurdog

DD — Data Deficient

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Blacktail spurdog	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

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.

Blacktail spurdog

The Blacktail spurdog (Squalus melanurus) is a species in the genus Squalus. It is currently classified as Data Deficient on the IUCN Red List.