Birch Bark Beetle vs Eurasian beaver

Scolytus ratzeburgii compared with Castor fiber

Key Differences

• Birch Bark Beetle is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Birch Bark Beetle	Eurasian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Coleoptera (Beetles)	Rodentia (Rodents)
Family	Curculionidae	Castoridae (Beavers)
Genus	Scolytus	Castor (Beavers)
Species	Scolytus ratzeburgii	Castor fiber

Evolutionary Relationship

Birch Bark Beetle and Eurasian beaver share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Birch Bark Beetle

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Birch Bark Beetle	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Birch Bark Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Sweden, and Switzerland.

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 Bark Beetle

The Birch Bark Beetle (Scolytus ratzeburgii) is a species in the genus Scolytus. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden