Bearded Tooth vs Inornate Squirrel

Hericium erinaceus compared with Callosciurus inornatus

Key Differences

• Bearded Tooth is Critically Endangered while Inornate Squirrel is Least Concern.

Taxonomic Classification

Rank	Bearded Tooth	Inornate 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	Callosciurus
Species	Hericium erinaceus	Callosciurus inornatus

Conservation Status

Bearded Tooth

CR — Critically Endangered

Inornate Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Bearded Tooth	Inornate 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.

Inornate Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.