Eurasian beaver vs Scaly Stalkball

Castor fiber compared with Tulostoma melanocyclum

Key Differences

• Eurasian beaver is Vulnerable while Scaly Stalkball is Critically Endangered.

Taxonomic Classification

Rank	Eurasian beaver	Scaly Stalkball
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Agaricales (Gilled Mushrooms)
Family	Castoridae (Beavers)	Agaricaceae (Agarics)
Genus	Castor (Beavers)	Tulostoma
Species	Castor fiber	Tulostoma melanocyclum

Conservation Status

Eurasian beaver

VU — Vulnerable

Scaly Stalkball

CR — Critically Endangered

Physical Characteristics

Attribute	Eurasian beaver	Scaly Stalkball
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Scaly Stalkball

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Eurasian beaver

Eurasian beaver (Castor fiber) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden