Black Flying Squirrel vs Boreal Button Lichen

Aeromys tephromelas compared with Buellia disciformis

Key Differences

• Black Flying Squirrel is Data Deficient while Boreal Button Lichen is Critically Endangered.

Taxonomic Classification

Rank	Black Flying Squirrel	Boreal Button Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Rodentia (Rodents)	Caliciales (Caliciales)
Family	Sciuridae (Squirrels)	Caliciaceae
Genus	Aeromys	Buellia
Species	Aeromys tephromelas	Buellia disciformis

Conservation Status

Black Flying Squirrel

DD — Data Deficient

Boreal Button Lichen

CR — Critically Endangered

Physical Characteristics

Attribute	Black Flying Squirrel	Boreal Button Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Flying Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Black Flying Squirrel

The Black Flying Squirrel (Aeromys tephromelas) is a species in the genus Aeromys. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. 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.