Caucasian Birch Mouse vs Eurasian beaver

Sicista caucasica compared with Castor fiber

Key Differences

• Caucasian Birch Mouse is Near Threatened while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Caucasian Birch Mouse	Eurasian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order same	Rodentia (Roedores)	Rodentia (Roedores)
Family	Dipodidae	Castoridae (Beavers)
Genus	Sicista	Castor (Beavers)
Species	Sicista caucasica	Castor fiber

Evolutionary Relationship

Caucasian Birch Mouse and Eurasian beaver share a common ancestor at the Order level: Rodentia. (Roedores)

Conservation Status

Caucasian Birch Mouse

NT — Near Threatened

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Caucasian Birch Mouse	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caucasian Birch Mouse

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.

Caucasian Birch Mouse

The Caucasian Birch Mouse (Sicista caucasica) is a species in the genus Sicista. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Eurasian beaver

O castor-europeu (Castor fiber) é classificado como Vulnerável (VU) na Lista Vermelha da IUCN. Enfrenta alto risco de ameaça no estado selvagem, com populações em declínio e crescente pressão sobre o habitat.