Boreal Button Lichen vs Gray-breasted Mountain-Toucan

Buellia disciformis compared with Andigena hypoglauca

Key Differences

Boreal Button Lichen is Critically Endangered while Gray-breasted Mountain-Toucan is Near Threatened.

Taxonomic Classification

Rank	Boreal Button Lichen	Gray-breasted Mountain-Toucan
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Aves (Birds)
Order	Caliciales (Caliciales)	Piciformes (Piciformes)
Family	Caliciaceae	Ramphastidae
Genus	Buellia	Andigena
Species	Buellia disciformis	Andigena hypoglauca

Conservation Status

Boreal Button Lichen

CR — Critically Endangered

Gray-breasted Mountain-Toucan

NT — Near Threatened

Physical Characteristics

Attribute	Boreal Button Lichen	Gray-breasted Mountain-Toucan
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.

Gray-breasted Mountain-Toucan

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, and Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Gray-breasted Mountain-Toucan

Gray-breasted Mountain-Toucan (Andigena hypoglauca) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.