Eurasian beaver vs Lesser Violetear

Castor fiber compared with Colibri cyanotus

Key Differences

• Eurasian beaver is Vulnerable while Lesser Violetear is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Lesser Violetear
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Apodiformes (Apodiformes)
Family	Castoridae (Beavers)	Trochilidae
Genus	Castor (Beavers)	Colibri
Species	Castor fiber	Colibri cyanotus

Evolutionary Relationship

Eurasian beaver and Lesser Violetear share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eurasian beaver

VU — Vulnerable

Lesser Violetear

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Lesser Violetear
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.

Lesser Violetear

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia and Norway.

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 1 countries:

🇳🇴 Norway