Eurasian beaver vs Kalinowski s Mouse Opossum

Castor fiber compared with Hyladelphys kalinowskii

Key Differences

• Eurasian beaver is Vulnerable while Kalinowski s Mouse Opossum is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Kalinowski s Mouse Opossum
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	Rodentia (Bộ Gặm nhấm)	Didelphimorphia (Didelphimorphia)
Family	Castoridae (Beavers)	Didelphidae
Genus	Castor (Beavers)	Hyladelphys
Species	Castor fiber	Hyladelphys kalinowskii

Evolutionary Relationship

Eurasian beaver and Kalinowski s Mouse Opossum share a common ancestor at the Class level: Mammalia. (lớp Thú)

Conservation Status

Eurasian beaver

VU — Vulnerable

Kalinowski s Mouse Opossum

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Kalinowski s Mouse Opossum
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.

Kalinowski s Mouse Opossum

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.