Bitter Tooth vs Eurasian beaver

Hydnellum scabrosum compared with Castor fiber

Key Differences

• Bitter Tooth is Near Threatened while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Bitter Tooth	Eurasian beaver
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	Castoridae (Beavers)
Genus	Hydnellum	Castor (Beavers)
Species	Hydnellum scabrosum	Castor fiber

Conservation Status

Bitter Tooth

NT — Near Threatened

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Bitter Tooth	Eurasian beaver
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.

Eurasian beaver

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Eurasian beaver

ユーラシアビーバー（Castor fiber）はIUCNレッドリストで絶滅危惧II類（VU）に分類されています。個体群の減少と生息地への圧力の増大により、野生での絶滅危険度が高い状況に直面しています。

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden