Eurasian beaver vs Lesson's Saddle-back Tamarin

Castor fiber compared with Leontocebus fuscus

Key Differences

• Eurasian beaver is Vulnerable while Lesson's Saddle-back Tamarin is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Lesson's Saddle-back Tamarin
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)	Callitrichidae
Genus	Castor (Beavers)	Leontocebus
Species	Castor fiber	Leontocebus fuscus

Evolutionary Relationship

Eurasian beaver and Lesson's Saddle-back Tamarin share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Eurasian beaver

VU — Vulnerable

Lesson's Saddle-back Tamarin

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Lesson's Saddle-back Tamarin
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.

Lesson's Saddle-back Tamarin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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.