Cramp Balls vs Eurasian beaver

Daldinia concentrica compared with Castor fiber

Taxonomic Classification

Rank	Cramp Balls	Eurasian beaver
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Sordariomycetes (Sordariomycetes)	Mammalia (Mammals)
Order	Xylariales (Xylariales)	Rodentia (Rodents)
Family	Hypoxylaceae	Castoridae (Beavers)
Genus	Daldinia	Castor (Beavers)
Species	Daldinia concentrica	Castor fiber

Conservation Status

Cramp Balls

VU — Vulnerable

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Cramp Balls	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cramp Balls

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Brazil). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its 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.

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 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden