Bermuda Saw-whet Owl vs Brook Alder

Aegolius gradyi compared with Alnus maritima

Key Differences

• Bermuda Saw-whet Owl is Extinct while Brook Alder is Endangered.

Taxonomic Classification

Rank	Bermuda Saw-whet Owl	Brook Alder
Kingdom	Animalia (động vật)	Plantae (thực vật)
Phylum	Chordata (động vật có dây sống)	Magnoliophyta (Flowering Plants)
Class	Aves (chim)	Magnoliopsida (Dicots)
Order	Strigiformes (Bộ Cú)	Fagales (Bộ Cử)
Family	Strigidae (True Owls)	Betulaceae
Genus	Aegolius	Alnus
Species	Aegolius gradyi	Alnus maritima

Conservation Status

Bermuda Saw-whet Owl

EX — Extinct

Brook Alder

EN — Endangered

Physical Characteristics

Attribute	Bermuda Saw-whet Owl	Brook Alder
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.

Brook Alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Belgium, France, Netherlands, and United Kingdom. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Brook Alder

The Brook Alder (Alnus maritima) is a species in the genus Alnus. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.