Ceylon Spiny Mouse vs Amerika-aka-ei

Mus fernandoni compared with Hypanus americanus

Key Differences

• Ceylon Spiny Mouse is Endangered while Amerika-aka-ei is Near Threatened.

Taxonomic Classification

Rank	Ceylon Spiny Mouse	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	Muridae (Mice & Rats)	Dasyatidae
Genus	Mus (House Mice)	Hypanus
Species	Mus fernandoni	Hypanus americanus

Evolutionary Relationship

Ceylon Spiny Mouse and Amerika-aka-ei share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Ceylon Spiny Mouse

EN — Endangered

Amerika-aka-ei

NT — Near Threatened

Physical Characteristics

Attribute	Ceylon Spiny Mouse	Amerika-aka-ei
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ceylon Spiny Mouse

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.

Ceylon Spiny Mouse

The Ceylon Spiny Mouse (Mus fernandoni) is a species in the genus Mus. It is currently classified as Endangered on the IUCN Red List.