Eurasian beaver vs Grayish Button Lichen

Castor fiber compared with Diplotomma alboatrum

Key Differences

• Eurasian beaver is Vulnerable while Grayish Button Lichen is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Grayish Button Lichen
Kingdom	Animalia (动物界)	Fungi (真菌界)
Phylum	Chordata (脊索动物门)	Ascomycota (子囊菌门)
Class	Mammalia (哺乳動物)	Lecanoromycetes (茶漬綱)
Order	Rodentia (啮齿目)	Caliciales (粉衣目)
Family	Castoridae (Beavers)	Caliciaceae
Genus	Castor (Beavers)	Diplotomma
Species	Castor fiber	Diplotomma alboatrum

Conservation Status

Eurasian beaver

VU — Vulnerable

Grayish Button Lichen

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Grayish Button Lichen
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.

Grayish Button Lichen

Habitat

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

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States.

Eurasian beaver

欧亚河狸（Castor fiber）在IUCN红色名录中被列为易危（VU）。面临野外高度濒危风险，种群数量下降，栖息地压力日益增大。

Shared Countries

Both species can be found in 4 countries:

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