Eurasian beaver vs Thomas s Flying Squirrel

Castor fiber compared with Aeromys thomasi

Key Differences

• Eurasian beaver is Vulnerable while Thomas s Flying Squirrel is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Thomas s Flying Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Castoridae (Beavers)	Sciuridae (Squirrels)
Genus	Castor (Beavers)	Aeromys
Species	Castor fiber	Aeromys thomasi

Evolutionary Relationship

Eurasian beaver and Thomas s Flying Squirrel share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Eurasian beaver

VU — Vulnerable

Thomas s Flying Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Thomas s Flying Squirrel
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.

Thomas s Flying Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.