Black-mantled Tamarin vs Eurasian beaver

Leontocebus nigricollis compared with Castor fiber

Key Differences

• Black-mantled Tamarin is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Black-mantled Tamarin	Eurasian beaver
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Primates (อันดับวานร)	Rodentia (อันดับสัตว์ฟันแทะ)
Family	Callitrichidae	Castoridae (Beavers)
Genus	Leontocebus	Castor (Beavers)
Species	Leontocebus nigricollis	Castor fiber

Evolutionary Relationship

Black-mantled Tamarin and Eurasian beaver share a common ancestor at the Class level: Mammalia. (สัตว์เลี้ยงลูกด้วยน้ำนม)

Conservation Status

Black-mantled Tamarin

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Black-mantled Tamarin	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-mantled Tamarin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

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.

Black-mantled Tamarin

The Black-mantled Tamarin (Leontocebus nigricollis) is a species in the genus Leontocebus. It is currently classified as Least Concern on the IUCN Red List. 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.