Bitter Tooth vs Four-toed Hedgehog

Hydnellum scabrosum compared with Atelerix albiventris

Key Differences

• Bitter Tooth is Near Threatened while Four-toed Hedgehog is Least Concern.

Taxonomic Classification

Rank	Bitter Tooth	Four-toed Hedgehog
Kingdom	Fungi (เห็ดรา)	Animalia (สัตว์)
Phylum	Basidiomycota (Club Fungi)	Chordata (สัตว์มีแกนสันหลัง)
Class	Agaricomycetes (Mushrooms)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Thelephorales (Thelephorales)	Erinaceomorpha (Erinaceomorpha)
Family	Bankeraceae	Erinaceidae
Genus	Hydnellum	Atelerix
Species	Hydnellum scabrosum	Atelerix albiventris

Conservation Status

Bitter Tooth

NT — Near Threatened

Four-toed Hedgehog

LC — Least Concern

Physical Characteristics

Attribute	Bitter Tooth	Four-toed Hedgehog
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.

Four-toed Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Ecuador and Spain.

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.