Eurasian beaver vs Japanese Squirrel

Castor fiber compared with Sciurus lis

Key Differences

• Eurasian beaver is Vulnerable while Japanese Squirrel is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Japanese Squirrel
Kingdom same	Animalia (प्राणी)	Animalia (प्राणी)
Phylum same	Chordata (रज्जुकी)	Chordata (रज्जुकी)
Class same	Mammalia (स्तनधारी)	Mammalia (स्तनधारी)
Order same	Rodentia (कृंतक)	Rodentia (कृंतक)
Family	Castoridae (Beavers)	Sciuridae (Squirrels)
Genus	Castor (Beavers)	Sciurus (Tree Squirrels)
Species	Castor fiber	Sciurus lis

Evolutionary Relationship

Eurasian beaver and Japanese Squirrel share a common ancestor at the Order level: Rodentia. (कृंतक)

Conservation Status

Eurasian beaver

VU — Vulnerable

Japanese Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Japanese 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.

Japanese Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, France, Netherlands, and United Kingdom.

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:

🇧🇪 Belgium