Ear-spot Squirrel vs Eurasian beaver

Callosciurus adamsi compared with Castor fiber

Key Differences

• Ear-spot Squirrel is Near Threatened while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Ear-spot Squirrel	Eurasian beaver
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	Sciuridae (Squirrels)	Castoridae (Beavers)
Genus	Callosciurus	Castor (Beavers)
Species	Callosciurus adamsi	Castor fiber

Evolutionary Relationship

Ear-spot Squirrel and Eurasian beaver share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Ear-spot Squirrel

NT — Near Threatened

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Ear-spot Squirrel	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ear-spot 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.

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.