Bitter Tooth vs Long-tailed Ground Squirrel

Hydnellum scabrosum compared with Urocitellus undulatus

Key Differences

• Bitter Tooth is Near Threatened while Long-tailed Ground Squirrel is Least Concern.

Taxonomic Classification

Rank	Bitter Tooth	Long-tailed Ground Squirrel
Kingdom	Fungi (菌界)	Animalia (動物)
Phylum	Basidiomycota (担子菌門)	Chordata (脊索動物)
Class	Agaricomycetes (真正担子菌綱)	Mammalia (哺乳類)
Order	Thelephorales (イボタケ目)	Rodentia (ネズミ目)
Family	Bankeraceae	Sciuridae (Squirrels)
Genus	Hydnellum	Urocitellus
Species	Hydnellum scabrosum	Urocitellus undulatus

Conservation Status

Bitter Tooth

NT — Near Threatened

Long-tailed Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Bitter Tooth	Long-tailed Ground Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Tooth

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Long-tailed Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bitter Tooth

The Bitter Tooth (Hydnellum scabrosum) is a species in the genus Hydnellum. It is currently classified as Near Threatened on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.