Eurasian beaver vs Monk Saki

Castor fiber compared with Pithecia monachus

Key Differences

• Eurasian beaver is Vulnerable while Monk Saki is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Monk Saki
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Primates (Primates)
Family	Castoridae (Beavers)	Pitheciidae
Genus	Castor (Beavers)	Pithecia
Species	Castor fiber	Pithecia monachus

Evolutionary Relationship

Eurasian beaver and Monk Saki share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Eurasian beaver

VU — Vulnerable

Monk Saki

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Monk Saki
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.

Monk Saki

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.