Two Indo-Pacific bottlenose dolphins were seen carrying dead calves off Jeju Island this week, a rare sighting that has raised concern among environmental activists over the survival of young dolphins in the area. According to Oh Seung-mok, director of Docu Jeju, the dolphins were spotted off the northeastern coast of Jeju at around 3 p.m. Wednesday, with several other dolphins swimming nearby. The dead calves, carried on the snouts of what appeared to be their parents, showed different levels o