Eurasian beaver vs Pacific mountain onion

Castor fiber compared with Allium validum

Key Differences

• Eurasian beaver is Vulnerable while Pacific mountain onion is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Pacific mountain onion
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Liliopsida (Monocots)
Order	Rodentia (Rodents)	Asparagales (Asparagales)
Family	Castoridae (Beavers)	Amaryllidaceae
Genus	Castor (Beavers)	Allium
Species	Castor fiber	Allium validum

Conservation Status

Eurasian beaver

VU — Vulnerable

Pacific mountain onion

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Pacific mountain onion
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.

Pacific mountain onion

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Found in Canada.

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.