Black Flying Squirrel vs Eurasian beaver

Aeromys tephromelas compared with Castor fiber

Key Differences

• Black Flying Squirrel is Data Deficient while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Black Flying 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	Aeromys	Castor (Beavers)
Species	Aeromys tephromelas	Castor fiber

Evolutionary Relationship

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

Conservation Status

Black Flying Squirrel

DD — Data Deficient

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Black Flying Squirrel	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Flying 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.

Black Flying Squirrel

The Black Flying Squirrel (Aeromys tephromelas) is a species in the genus Aeromys. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Typically found in 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。