Gray Spiny Mouse vs Taiwan spurdog

Acomys cineraceus compared with Squalus formosus

Key Differences

• Gray Spiny Mouse is Least Concern while Taiwan spurdog is Endangered.

Taxonomic Classification

Rank	Gray Spiny Mouse	Taiwan spurdog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Squaliformes (Squaliformes)
Family	Muridae (Mice & Rats)	Squalidae
Genus	Acomys	Squalus
Species	Acomys cineraceus	Squalus formosus

Evolutionary Relationship

Gray Spiny Mouse and Taiwan spurdog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray Spiny Mouse

LC — Least Concern

Taiwan spurdog

EN — Endangered

Physical Characteristics

Attribute	Gray Spiny Mouse	Taiwan spurdog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray Spiny Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Taiwan spurdog

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.