Boreal Button Lichen vs Chestnut-cheeked Starling

Buellia disciformis compared with Agropsar philippensis

Key Differences

Boreal Button Lichen is Critically Endangered while Chestnut-cheeked Starling is Least Concern.

Taxonomic Classification

Rank	Boreal Button Lichen	Chestnut-cheeked Starling
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Aves (Birds)
Order	Caliciales (Caliciales)	Passeriformes (Songbirds)
Family	Caliciaceae	Sturnidae
Genus	Buellia	Agropsar
Species	Buellia disciformis	Agropsar philippensis

Conservation Status

Boreal Button Lichen

CR — Critically Endangered

Chestnut-cheeked Starling

LC — Least Concern

Physical Characteristics

Attribute	Boreal Button Lichen	Chestnut-cheeked Starling
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.

Chestnut-cheeked Starling

Habitat

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

Range

Distributed across Norway 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.

Chestnut-cheeked Starling

The Chestnut-cheeked Starling (Agropsar philippensis) is a species in the genus Agropsar. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.