Boreal Button Lichen vs Japanese Water Shrew

Buellia disciformis compared with Chimarrogale platycephalus

Key Differences

• Boreal Button Lichen is Critically Endangered while Japanese Water Shrew is Least Concern.

Taxonomic Classification

Rank	Boreal Button Lichen	Japanese Water Shrew
Kingdom	Fungi (균계)	Animalia (동물)
Phylum	Ascomycota (자낭균류)	Chordata (척삭동물)
Class	Lecanoromycetes (요강버섯강)	Mammalia (포유류)
Order	Caliciales (Caliciales)	Soricomorpha (땃쥐목)
Family	Caliciaceae	Soricidae
Genus	Buellia	Chimarrogale
Species	Buellia disciformis	Chimarrogale platycephalus

Conservation Status

Boreal Button Lichen

CR — Critically Endangered

Japanese Water Shrew

LC — Least Concern

Physical Characteristics

Attribute	Boreal Button Lichen	Japanese Water Shrew
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.

Japanese Water Shrew

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.