common vole vs Niger Delta Red Colobus

Microtus arvalis compared with Piliocolobus epieni

Key Differences

• common vole is Near Threatened while Niger Delta Red Colobus is Critically Endangered.

Taxonomic Classification

Rank	common vole	Niger Delta Red Colobus
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order	Rodentia (ネズミ目)	Primates (サル目)
Family	Cricetidae	Cercopithecidae (Old World Monkeys)
Genus	Microtus	Piliocolobus
Species	Microtus arvalis	Piliocolobus epieni

Evolutionary Relationship

common vole and Niger Delta Red Colobus share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

common vole

NT — Near Threatened

Niger Delta Red Colobus

CR — Critically Endangered

Physical Characteristics

Attribute	common vole	Niger Delta Red Colobus
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

common vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Niger Delta Red Colobus

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

common vole

ハタネズミ（Microtus arvalis）はIUCNレッドリストで準絶滅危惧（NT）に分類されている。脅威のある種の基準に近く、保全措置がなければ脆弱になる可能性がある。