Bermuda Saw-whet Owl vs White-winged Tern

Aegolius gradyi compared with Chlidonias leucopterus

Key Differences

• Bermuda Saw-whet Owl is Extinct while White-winged Tern is Not Evaluated.

Taxonomic Classification

Rank	Bermuda Saw-whet Owl	White-winged Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Strigiformes (Owls)	Charadriiformes (Charadriiformes)
Family	Strigidae (True Owls)	Laridae
Genus	Aegolius	Chlidonias
Species	Aegolius gradyi	Chlidonias leucopterus

Evolutionary Relationship

Bermuda Saw-whet Owl and White-winged Tern share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Bermuda Saw-whet Owl

EX — Extinct

White-winged Tern

NE — Not Evaluated

Physical Characteristics

Attribute	Bermuda Saw-whet Owl	White-winged Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bermuda Saw-whet Owl

Habitat

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

Range

Found in Norway.

White-winged Tern

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States).

Bermuda Saw-whet Owl

The Bermuda Saw-whet Owl (Aegolius gradyi) is a species in the genus Aegolius. It is currently classified as Extinct on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

White-winged Tern

White-winged Tern (Chlidonias leucopterus) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway