Beard Lichen vs Pasyuk

Usnea subgracilis compared with Rattus norvegicus

Key Differences

• Beard Lichen is Not Evaluated while Pasyuk is Least Concern.

Taxonomic Classification

Rank	Beard Lichen	Pasyuk
Kingdom	Fungi (грибы)	Animalia (животные)
Phylum	Ascomycota (аскомицеты)	Chordata (хордовые)
Class	Lecanoromycetes (леканоромицеты)	Mammalia (млекопитающие)
Order	Lecanorales (леканоровые)	Rodentia (грызуны)
Family	Parmeliaceae	Muridae (Mice & Rats)
Genus	Usnea	Rattus
Species	Usnea subgracilis	Rattus norvegicus

Conservation Status

Beard Lichen

NE — Not Evaluated

Pasyuk

LC — Least Concern

Physical Characteristics

Attribute	Beard Lichen	Pasyuk
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Beard Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and United States.

Pasyuk

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 10 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (11 countries), Asia (15 countries), Europe (41 countries), North America (16 countries), Oceania and the Pacific (10 countries), and South America (10 countries).

Beard Lichen

The Beard Lichen (Usnea subgracilis) is a species in the genus Usnea. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Pasyuk

Brown Rat (Rattus norvegicus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇺🇸 United States