Boreal Button Lichen vs Lesser Cachalot

Buellia disciformis compared with Kogia breviceps

Key Differences

Boreal Button Lichen is Critically Endangered while Lesser Cachalot is Data Deficient.

Taxonomic Classification

Rank	Boreal Button Lichen	Lesser Cachalot
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Mammalia (Mammals)
Order	Caliciales (Caliciales)	Cetacea (Whales & Dolphins)
Family	Caliciaceae	Kogiidae
Genus	Buellia	Kogia
Species	Buellia disciformis	Kogia breviceps

Conservation Status

Boreal Button Lichen

CR — Critically Endangered

Lesser Cachalot

DD — Data Deficient

Physical Characteristics

Attribute	Boreal Button Lichen	Lesser Cachalot
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.

Lesser Cachalot

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, Portugal, Sweden, and Taiwan.

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.