Bermuda Saw-whet Owl vs Lesser Yellow-shouldered Bat

Aegolius gradyi compared with Sturnira nana

Key Differences

• Bermuda Saw-whet Owl is Extinct while Lesser Yellow-shouldered Bat is Endangered.

Taxonomic Classification

Rank	Bermuda Saw-whet Owl	Lesser Yellow-shouldered Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Strigiformes (Owls)	Chiroptera (Bats)
Family	Strigidae (True Owls)	Phyllostomidae
Genus	Aegolius	Sturnira
Species	Aegolius gradyi	Sturnira nana

Evolutionary Relationship

Bermuda Saw-whet Owl and Lesser Yellow-shouldered Bat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bermuda Saw-whet Owl

EX — Extinct

Lesser Yellow-shouldered Bat

EN — Endangered

Physical Characteristics

Attribute	Bermuda Saw-whet Owl	Lesser Yellow-shouldered Bat
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.

Lesser Yellow-shouldered Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. 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.