Eurasian beaver vs Lesser Rocktripe

Castor fiber compared with Umbilicaria muhlenbergii

Key Differences

• Eurasian beaver is Vulnerable while Lesser Rocktripe is Not Evaluated.

Taxonomic Classification

Rank	Eurasian beaver	Lesser Rocktripe
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Rodentia (Rodents)	Umbilicariales (Umbilicariales)
Family	Castoridae (Beavers)	Umbilicariaceae
Genus	Castor (Beavers)	Umbilicaria
Species	Castor fiber	Umbilicaria muhlenbergii

Conservation Status

Eurasian beaver

VU — Vulnerable

Lesser Rocktripe

NE — Not Evaluated

Physical Characteristics

Attribute	Eurasian beaver	Lesser Rocktripe
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.

Lesser Rocktripe

Habitat

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

Range

Found in United States.

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.