Bearded Tooth vs Japanese Squirrel

Hericium erinaceus compared with Sciurus lis

Key Differences

Bearded Tooth is Critically Endangered while Japanese Squirrel is Least Concern.

Taxonomic Classification

Rank	Bearded Tooth	Japanese Squirrel
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Russulales (Russulales)	Rodentia (Rodents)
Family	Hericiaceae	Sciuridae (Squirrels)
Genus	Hericium	Sciurus (Tree Squirrels)
Species	Hericium erinaceus	Sciurus lis

Conservation Status

Bearded Tooth

CR — Critically Endangered

Japanese Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Bearded Tooth	Japanese Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bearded Tooth

Habitat

Inhabits tropical and subtropical moist broadleaf forests and temperate broadleaf and mixed forests spanning the Indomalayan and Palearctic realms.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Japanese Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, France, Netherlands, and United Kingdom.

Bearded Tooth

The Bearded Tooth (Hericium erinaceus) is a species in the genus Hericium. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests and temperate broadleaf and mixed forests spanning the Indomalayan and Palearctic realms.