Eurasian beaver vs Willow bent-wing

Castor fiber compared with Phyllocnistis saligna

Key Differences

• Eurasian beaver is Vulnerable while Willow bent-wing is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Willow bent-wing
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Castoridae (Beavers)	Gracillariidae
Genus	Castor (Beavers)	Phyllocnistis
Species	Castor fiber	Phyllocnistis saligna

Evolutionary Relationship

Eurasian beaver and Willow bent-wing share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eurasian beaver

VU — Vulnerable

Willow bent-wing

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Willow bent-wing
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.

Willow bent-wing

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Asia (Japan, Taiwan) and Europe (8 countries).

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 6 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇷🇺 Russia 🇸🇪 Sweden