An aquarium in northeastern Japan hopes to see its black-and-white Commerson's dolphin, the oldest of six such dolphins in the country, give birth after welcoming a 7-year-old male from an aquarium in central Japan earlier this year.At Sendai Umino-Mori Aquarium in Miyagi Prefecture, Sarah, the 31-year-old female, and Light, the male, can be seen swimming together and appearing to stroke each other with their pectoral fins, attracting fans including from outside the prefecture.Commerson's dolphins are nicknamed panda dolphins because of the black and white patterns on their bodies. Around 1…READ FULL ARTICLE