Eurasian beaver vs Ouistiti a queue noire

Castor fiber compared with Mico melanurus

Key Differences

• Eurasian beaver is Vulnerable while Ouistiti a queue noire is Near Threatened.

Taxonomic Classification

Rank	Eurasian beaver	Ouistiti a queue noire
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Rodentia (อันดับสัตว์ฟันแทะ)	Primates (อันดับวานร)
Family	Castoridae (Beavers)	Callitrichidae
Genus	Castor (Beavers)	Mico
Species	Castor fiber	Mico melanurus

Evolutionary Relationship

Eurasian beaver and Ouistiti a queue noire share a common ancestor at the Class level: Mammalia. (สัตว์เลี้ยงลูกด้วยน้ำนม)

Conservation Status

Eurasian beaver

VU — Vulnerable

Ouistiti a queue noire

NT — Near Threatened

Physical Characteristics

Attribute	Eurasian beaver	Ouistiti a queue noire
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.

Ouistiti a queue noire

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.