Boreal Owl vs Tree Catapyrenium

Aegolius funereus compared with Catapyrenium psoromoides

Key Differences

• Boreal Owl is Least Concern while Tree Catapyrenium is Endangered.

Taxonomic Classification

Rank	Boreal Owl	Tree Catapyrenium
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Aves (Birds)	Eurotiomycetes (Eurotiomycetes)
Order	Strigiformes (Owls)	Verrucariales (Verrucariales)
Family	Strigidae (True Owls)	Verrucariaceae
Genus	Aegolius	Catapyrenium
Species	Aegolius funereus	Catapyrenium psoromoides

Conservation Status

Boreal Owl

LC — Least Concern

Tree Catapyrenium

EN — Endangered

Physical Characteristics

Attribute	Boreal Owl	Tree Catapyrenium
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).

Tree Catapyrenium

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden