Aka ei vs Long-tailed Ground Squirrel

Hemitrygon akajei compared with Urocitellus undulatus

Key Differences

• Aka ei is Near Threatened while Long-tailed Ground Squirrel is Least Concern.

Taxonomic Classification

Rank	Aka ei	Long-tailed Ground Squirrel
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Elasmobranchii	Mammalia (哺乳類)
Order	Myliobatiformes (トビエイ目)	Rodentia (ネズミ目)
Family	Dasyatidae	Sciuridae (Squirrels)
Genus	Hemitrygon	Urocitellus
Species	Hemitrygon akajei	Urocitellus undulatus

Evolutionary Relationship

Aka ei and Long-tailed Ground Squirrel share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Aka ei

NT — Near Threatened

Long-tailed Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Aka ei	Long-tailed Ground Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aka ei

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

Long-tailed Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Aka ei

The Brown Stingray (Hemitrygon akajei) is a species in the genus Hemitrygon. It is currently classified as Near Threatened on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.