Boreal Button Lichen vs Crabeater seal

Buellia disciformis compared with Lobodon carcinophaga

Key Differences

• Boreal Button Lichen is Critically Endangered while Crabeater seal is Least Concern.

Taxonomic Classification

Rank	Boreal Button Lichen	Crabeater seal
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Mammalia (Mammals)
Order	Caliciales (Caliciales)	Pinnipedia (Seals & Sea Lions)
Family	Caliciaceae	Phocidae (True Seals)
Genus	Buellia	Lobodon
Species	Buellia disciformis	Lobodon carcinophaga

Conservation Status

Boreal Button Lichen

CR — Critically Endangered

Crabeater seal

LC — Least Concern

Physical Characteristics

Attribute	Boreal Button Lichen	Crabeater seal
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.

Crabeater seal

Habitat

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.