Great Skua vs Lesser Noctule

Stercorarius skua compared with Nyctalus leisleri

Key Differences

• Great Skua is Least Concern while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Great Skua	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Charadriiformes (Charadriiformes)	Chiroptera (Bats)
Family	Stercorariidae	Vespertilionidae
Genus	Stercorarius	Nyctalus
Species	Stercorarius skua	Nyctalus leisleri

Evolutionary Relationship

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

Conservation Status

Great Skua

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Great Skua	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Great Skua

Habitat

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

Range

Found across Europe (4 countries) and South America (Colombia, Venezuela).

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.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden