Eurasian beaver vs Mentawai Langur

Castor fiber compared with Presbytis potenziani

Key Differences

• Eurasian beaver is Vulnerable while Mentawai Langur is Critically Endangered.

Taxonomic Classification

Rank	Eurasian beaver	Mentawai Langur
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)	Cercopithecidae (Old World Monkeys)
Genus	Castor (Beavers)	Presbytis
Species	Castor fiber	Presbytis potenziani

Evolutionary Relationship

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

Conservation Status

Eurasian beaver

VU — Vulnerable

Mentawai Langur

CR — Critically Endangered

Physical Characteristics

Attribute	Eurasian beaver	Mentawai Langur
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.

Mentawai Langur

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.