Bermuda Saw-whet Owl vs Japanese Weasel

Aegolius gradyi compared with Mustela itatsi

Key Differences

• Bermuda Saw-whet Owl is Extinct while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Bermuda Saw-whet Owl	Japanese Weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Strigiformes (Owls)	Carnivora (Carnivorans)
Family	Strigidae (True Owls)	Mustelidae (Weasels & Otters)
Genus	Aegolius	Mustela
Species	Aegolius gradyi	Mustela itatsi

Evolutionary Relationship

Bermuda Saw-whet Owl and Japanese Weasel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bermuda Saw-whet Owl

EX — Extinct

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Bermuda Saw-whet Owl	Japanese Weasel
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.

Japanese Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.