Eurasian beaver vs White Siris

Castor fiber compared with Ailanthus integrifolia

Key Differences

• Eurasian beaver is Vulnerable while White Siris is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	White Siris
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Rodentia (Rodents)	Sapindales (Sapindales)
Family	Castoridae (Beavers)	Simaroubaceae
Genus	Castor (Beavers)	Ailanthus
Species	Castor fiber	Ailanthus integrifolia

Conservation Status

Eurasian beaver

VU — Vulnerable

White Siris

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	White Siris
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.

White Siris

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

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.