Abert's Squirrel vs Eurasian beaver

Sciurus aberti compared with Castor fiber

Key Differences

• Abert's Squirrel is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Abert's Squirrel	Eurasian beaver
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order same	Rodentia (ネズミ目)	Rodentia (ネズミ目)
Family	Sciuridae (Squirrels)	Castoridae (Beavers)
Genus	Sciurus (Tree Squirrels)	Castor (Beavers)
Species	Sciurus aberti	Castor fiber

Evolutionary Relationship

Abert's Squirrel and Eurasian beaver share a common ancestor at the Order level: Rodentia. (ネズミ目)

Conservation Status

Abert's Squirrel

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Abert's Squirrel	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Abert's Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Abert's Squirrel

The Abert's Squirrel (Sciurus aberti) is a species in the genus Sciurus. It is currently classified as Least Concern on the IUCN Red List. It typically inhabits diverse terrestrial and aquatic ecosystems.

Eurasian beaver

ユーラシアビーバー（Castor fiber）はIUCNレッドリストで絶滅危惧II類（VU）に分類されています。個体群の減少と生息地への圧力の増大により、野生での絶滅危険度が高い状況に直面しています。