Eggshell Rock Blaze vs Eurasian beaver

Phlyctis petraea compared with Castor fiber

Key Differences

• Eggshell Rock Blaze is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Eggshell Rock Blaze	Eurasian beaver
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Mammalia (Mammals)
Order	Ostropales (Ostropales)	Rodentia (Rodents)
Family	Phlyctidaceae	Castoridae (Beavers)
Genus	Phlyctis	Castor (Beavers)
Species	Phlyctis petraea	Castor fiber

Conservation Status

Eggshell Rock Blaze

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Eggshell Rock Blaze	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eggshell Rock Blaze

Habitat

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

Range

Found in 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.

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.