Eurasian beaver vs Niger Delta Red Colobus

Castor fiber compared with Piliocolobus epieni

Key Differences

• Eurasian beaver is Vulnerable while Niger Delta Red Colobus is Critically Endangered.

Taxonomic Classification

Rank	Eurasian beaver	Niger Delta Red Colobus
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Rodentia (啮齿目)	Primates (灵长目)
Family	Castoridae (Beavers)	Cercopithecidae (Old World Monkeys)
Genus	Castor (Beavers)	Piliocolobus
Species	Castor fiber	Piliocolobus epieni

Evolutionary Relationship

Eurasian beaver and Niger Delta Red Colobus share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Eurasian beaver

VU — Vulnerable

Niger Delta Red Colobus

CR — Critically Endangered

Physical Characteristics

Attribute	Eurasian beaver	Niger Delta Red Colobus
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.

Niger Delta Red Colobus

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Eurasian beaver

欧亚河狸（Castor fiber）在IUCN红色名录中被列为易危（VU）。面临野外高度濒危风险，种群数量下降，栖息地压力日益增大。