Eastern Spiny Mouse vs Large-Neck Clam

Acomys dimidiatus compared with Mya arenaria

Key Differences

• Eastern Spiny Mouse is Least Concern while Large-Neck Clam is Vulnerable.

Taxonomic Classification

Rank	Eastern Spiny Mouse	Large-Neck Clam
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Mollusca (軟体動物)
Class	Mammalia (哺乳類)	Bivalvia (二枚貝)
Order	Rodentia (ネズミ目)	Myida (Myida)
Family	Muridae (Mice & Rats)	Myidae
Genus	Acomys	Mya
Species	Acomys dimidiatus	Mya arenaria

Evolutionary Relationship

Eastern Spiny Mouse and Large-Neck Clam share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Eastern Spiny Mouse

LC — Least Concern

Large-Neck Clam

VU — Vulnerable

Physical Characteristics

Attribute	Eastern Spiny Mouse	Large-Neck Clam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eastern Spiny Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Large-Neck Clam

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes, among 5 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Georgia, Turkey), Europe (22 countries), and North America (Canada, United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Large-Neck Clam

ミゾハマグリ（Mya arenaria）はIUCNレッドリストで危急（VU）に分類されている。野生での絶滅リスクが高く、個体数が減少し、生息地への圧力が増加している。