Eurasian beaver vs Large Japanese Field Mouse

Castor fiber compared with Apodemus speciosus

Key Differences

• Eurasian beaver is Vulnerable while Large Japanese Field Mouse is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Large Japanese Field Mouse
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Mammalia (lớp Thú)	Mammalia (lớp Thú)
Order same	Rodentia (Bộ Gặm nhấm)	Rodentia (Bộ Gặm nhấm)
Family	Castoridae (Beavers)	Muridae (Mice & Rats)
Genus	Castor (Beavers)	Apodemus
Species	Castor fiber	Apodemus speciosus

Evolutionary Relationship

Eurasian beaver and Large Japanese Field Mouse share a common ancestor at the Order level: Rodentia. (Bộ Gặm nhấm)

Conservation Status

Eurasian beaver

VU — Vulnerable

Large Japanese Field Mouse

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Large Japanese Field 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.

Large Japanese Field 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.