Birch Polypore vs Eurasian beaver

Fomitopsis betulina compared with Castor fiber

Key Differences

• Birch Polypore is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Birch Polypore	Eurasian beaver
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Polyporales (Polyporales)	Rodentia (Rodents)
Family	Fomitopsidaceae	Castoridae (Beavers)
Genus	Fomitopsis	Castor (Beavers)
Species	Fomitopsis betulina	Castor fiber

Conservation Status

Birch Polypore

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Birch Polypore	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Birch Polypore

Habitat

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

Range

Distributed across Denmark and United States.

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.

Birch Polypore

The Birch Polypore (Fomitopsis betulina) is a species in the genus Fomitopsis. It is currently classified as Least Concern on the IUCN Red List. 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.

Shared Countries

Both species can be found in 1 countries:

🇩🇰 Denmark