Boreal Owl vs Chatham shag

Aegolius funereus compared with Leucocarbo onslowi

Key Differences

• Boreal Owl is Least Concern while Chatham shag is Critically Endangered.

Taxonomic Classification

Rank	Boreal Owl	Chatham shag
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Strigiformes (Owls)	Suliformes (Suliformes)
Family	Strigidae (True Owls)	Phalacrocoracidae
Genus	Aegolius	Leucocarbo
Species	Aegolius funereus	Leucocarbo onslowi

Evolutionary Relationship

Boreal Owl and Chatham shag share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Boreal Owl

LC — Least Concern

Chatham shag

CR — Critically Endangered

Physical Characteristics

Attribute	Boreal Owl	Chatham shag
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Boreal Owl

Habitat

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

Range

Found across Europe (6 countries) and North America (United States).

Chatham shag

Habitat

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

Boreal Owl

The Boreal Owl (Aegolius funereus) is a species in the genus Aegolius. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Chatham shag

The Chatham shag (Leucocarbo onslowi) is a species in the genus Leucocarbo. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.