Eurasian beaver vs Tufted Duck

Castor fiber compared with Aythya fuligula

Key Differences

• Eurasian beaver is Vulnerable while Tufted Duck is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Tufted Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Castoridae (Beavers)	Anatidae
Genus	Castor (Beavers)	Aythya
Species	Castor fiber	Aythya fuligula

Evolutionary Relationship

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

Conservation Status

Eurasian beaver

VU — Vulnerable

Tufted Duck

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Tufted Duck
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.

Tufted Duck

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and North America (United States).

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.

Tufted Duck

Tufted Duck (Aythya fuligula) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 4 countries:

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