Eva s Red-backed Vole vs Amerika-aka-ei

Caryomys eva compared with Hypanus americanus

Key Differences

• Eva s Red-backed Vole is Least Concern while Amerika-aka-ei is Near Threatened.

Taxonomic Classification

Rank	Eva s Red-backed Vole	Amerika-aka-ei
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Elasmobranchii
Order	Rodentia (ネズミ目)	Myliobatiformes (トビエイ目)
Family	Cricetidae	Dasyatidae
Genus	Caryomys	Hypanus
Species	Caryomys eva	Hypanus americanus

Evolutionary Relationship

Eva s Red-backed Vole and Amerika-aka-ei share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Eva s Red-backed Vole

LC — Least Concern

Amerika-aka-ei

NT — Near Threatened

Physical Characteristics

Attribute	Eva s Red-backed Vole	Amerika-aka-ei
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eva s Red-backed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Amerika-aka-ei

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.