Bermuda Saw-whet Owl vs Black-tailed Hairy Dwarf Porcupine

Aegolius gradyi compared with Sphiggurus melanurus

Key Differences

• Bermuda Saw-whet Owl is Extinct while Black-tailed Hairy Dwarf Porcupine is Least Concern.

Taxonomic Classification

Rank	Bermuda Saw-whet Owl	Black-tailed Hairy Dwarf Porcupine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Aves (ave)	Mammalia (mamíferos)
Order	Strigiformes (Owls)	Rodentia (Roedores)
Family	Strigidae (True Owls)	Erethizontidae
Genus	Aegolius	Sphiggurus
Species	Aegolius gradyi	Sphiggurus melanurus

Evolutionary Relationship

Bermuda Saw-whet Owl and Black-tailed Hairy Dwarf Porcupine share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Bermuda Saw-whet Owl

EX — Extinct

Black-tailed Hairy Dwarf Porcupine

LC — Least Concern

Physical Characteristics

Attribute	Bermuda Saw-whet Owl	Black-tailed Hairy Dwarf Porcupine
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.

Black-tailed Hairy Dwarf Porcupine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

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.

Black-tailed Hairy Dwarf Porcupine

The Black-tailed Hairy Dwarf Porcupine (Sphiggurus melanurus) is a species in the genus Sphiggurus. It is currently classified as Least Concern on the IUCN Red List. Found in Venezuela.