Eurasian beaver vs Gray-bellied Pencil-tailed Tree Mouse

Castor fiber compared with Chiropodomys muroides

Key Differences

• Eurasian beaver is Vulnerable while Gray-bellied Pencil-tailed Tree Mouse is Data Deficient.

Taxonomic Classification

Rank	Eurasian beaver	Gray-bellied Pencil-tailed Tree Mouse
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum same	Chordata (Kordalılar)	Chordata (Kordalılar)
Class same	Mammalia (memeliler)	Mammalia (memeliler)
Order same	Rodentia (kemiriciler)	Rodentia (kemiriciler)
Family	Castoridae (Beavers)	Muridae (Mice & Rats)
Genus	Castor (Beavers)	Chiropodomys
Species	Castor fiber	Chiropodomys muroides

Evolutionary Relationship

Eurasian beaver and Gray-bellied Pencil-tailed Tree Mouse share a common ancestor at the Order level: Rodentia. (kemiriciler)

Conservation Status

Eurasian beaver

VU — Vulnerable

Gray-bellied Pencil-tailed Tree Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Eurasian beaver	Gray-bellied Pencil-tailed Tree Mouse
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.

Gray-bellied Pencil-tailed Tree Mouse

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.