The Jeju striped field mouse (Apodemus chejuensis) is a field mouse found only on Jejudo, an island in the northern East China Sea off the southwestern coast of South Korea.
The Jeju striped field mouse (Apodemus chejuensis) is a specialized species that can be found only in a specific geographic location, namely Jejudo Island, which is located in the northern East China Sea off the southwestern coast of South Korea.