Barred Owlet-nightjar vs Common Tern

Aegotheles bennettii compared with Sterna hirundo

Key Differences

• Barred Owlet-nightjar is Least Concern while Common Tern is Endangered.

Taxonomic Classification

Rank	Barred Owlet-nightjar	Common Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Apodiformes (Apodiformes)	Charadriiformes (Charadriiformes)
Family	Aegothelidae	Laridae
Genus	Aegotheles	Sterna
Species	Aegotheles bennettii	Sterna hirundo

Evolutionary Relationship

Barred Owlet-nightjar and Common Tern share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Barred Owlet-nightjar

LC — Least Concern

Common Tern

EN — Endangered

Physical Characteristics

Attribute	Barred Owlet-nightjar	Common Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Barred Owlet-nightjar

Habitat

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

Range

Found in Norway.

Common Tern

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 9 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Barred Owlet-nightjar

The Barred Owlet-nightjar (Aegotheles bennettii) is a species in the genus Aegotheles. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Common Tern

Common Tern (Sterna hirundo) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway