Alder Bent-wing vs Eurasian beaver

Bucculatrix cidarella compared with Castor fiber

Key Differences

• Alder Bent-wing is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Alder Bent-wing	Eurasian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Rodentia (Rodents)
Family	Bucculatricidae	Castoridae (Beavers)
Genus	Bucculatrix	Castor (Beavers)
Species	Bucculatrix cidarella	Castor fiber

Evolutionary Relationship

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

Conservation Status

Alder Bent-wing

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Alder Bent-wing	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder Bent-wing

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Alder Bent-wing

The Alder Bent-wing (Bucculatrix cidarella) is a species in the genus Bucculatrix. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden