Eastern Willow Spreadwing vs Eurasian beaver

Chalcolestes parvidens compared with Castor fiber

Key Differences

• Eastern Willow Spreadwing is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Eastern Willow Spreadwing	Eurasian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Odonata (Odonata)	Rodentia (Rodents)
Family	Lestidae	Castoridae (Beavers)
Genus	Chalcolestes	Castor (Beavers)
Species	Chalcolestes parvidens	Castor fiber

Evolutionary Relationship

Eastern Willow Spreadwing and Eurasian beaver share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eastern Willow Spreadwing

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Eastern Willow Spreadwing	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eastern Willow Spreadwing

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

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.

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.