Eurasian beaver vs Spring King

Castor fiber compared with Boletus rex-veris

Key Differences

• Eurasian beaver is Vulnerable while Spring King is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Spring King
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Boletales (Boletales)
Family	Castoridae (Beavers)	Boletaceae
Genus	Castor (Beavers)	Boletus
Species	Castor fiber	Boletus rex-veris

Conservation Status

Eurasian beaver

VU — Vulnerable

Spring King

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Spring King
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.

Spring King

Habitat

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

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.