Boreal Button Lichen vs Hairy-tailed Tree Rat

Buellia disciformis compared with Brachytarsomys villosa

Key Differences

• Boreal Button Lichen is Critically Endangered while Hairy-tailed Tree Rat is Vulnerable.

Taxonomic Classification

Rank	Boreal Button Lichen	Hairy-tailed Tree Rat
Kingdom	Fungi (真菌界)	Animalia (动物界)
Phylum	Ascomycota (子囊菌门)	Chordata (脊索动物门)
Class	Lecanoromycetes (茶漬綱)	Mammalia (哺乳動物)
Order	Caliciales (粉衣目)	Rodentia (啮齿目)
Family	Caliciaceae	Nesomyidae
Genus	Buellia	Brachytarsomys
Species	Buellia disciformis	Brachytarsomys villosa

Conservation Status

Boreal Button Lichen

CR — Critically Endangered

Hairy-tailed Tree Rat

VU — Vulnerable

Physical Characteristics

Attribute	Boreal Button Lichen	Hairy-tailed Tree Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Boreal Button Lichen

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Hairy-tailed Tree Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Boreal Button Lichen

The Boreal Button Lichen (Buellia disciformis) is a species in the genus Buellia. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.