Eurasian beaver vs Tree-hole tick

Castor fiber compared with Ixodes arboricola

Key Differences

• Eurasian beaver is Vulnerable while Tree-hole tick is Not Evaluated.

Taxonomic Classification

Rank	Eurasian beaver	Tree-hole tick
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Arachnida (Arachnids)
Order	Rodentia (Rodents)	Ixodida (Ixodida)
Family	Castoridae (Beavers)	Ixodidae
Genus	Castor (Beavers)	Ixodes
Species	Castor fiber	Ixodes arboricola

Evolutionary Relationship

Eurasian beaver and Tree-hole tick share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eurasian beaver

VU — Vulnerable

Tree-hole tick

NE — Not Evaluated

Physical Characteristics

Attribute	Eurasian beaver	Tree-hole tick
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.

Tree-hole tick

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Distributed across Norway and Sweden.

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 2 countries:

🇳🇴 Norway 🇸🇪 Sweden