Eurasian beaver vs Tree Cyanea

Castor fiber compared with Cyanea arborea

Key Differences

• Eurasian beaver is Vulnerable while Tree Cyanea is Extinct.

Taxonomic Classification

Rank	Eurasian beaver	Tree Cyanea
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Cnidaria (Cnidarians)
Class	Mammalia (Mammals)	Scyphozoa (Scyphozoa)
Order	Rodentia (Rodents)	Semaeostomeae (Semaeostomeae)
Family	Castoridae (Beavers)	Cyaneidae
Genus	Castor (Beavers)	Cyanea
Species	Castor fiber	Cyanea arborea

Evolutionary Relationship

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

Conservation Status

Eurasian beaver

VU — Vulnerable

Tree Cyanea

EX — Extinct

Physical Characteristics

Attribute	Eurasian beaver	Tree Cyanea
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 Cyanea

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.