Boreal Button Lichen vs Clark's Grebe

Buellia disciformis compared with Aechmophorus clarkii

Key Differences

Boreal Button Lichen is Critically Endangered while Clark's Grebe is Least Concern.

Taxonomic Classification

Rank	Boreal Button Lichen	Clark's Grebe
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Aves (Birds)
Order	Caliciales (Caliciales)	Podicipediformes (Podicipediformes)
Family	Caliciaceae	Podicipedidae
Genus	Buellia	Aechmophorus
Species	Buellia disciformis	Aechmophorus clarkii

Conservation Status

Boreal Button Lichen

CR — Critically Endangered

Clark's Grebe

LC — Least Concern

Physical Characteristics

Attribute	Boreal Button Lichen	Clark's Grebe
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.

Clark's Grebe

Habitat

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

Range

Found in Norway.

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.

Clark's Grebe

The Clark's Grebe (Aechmophorus clarkii) is a species in the genus Aechmophorus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.