The female Indo-Pacific bottlenose dolphin, known as Oki-chan, continues to set national longevity records in captivity at the Okinawa Churaumi Aquarium here. Estimated to be 50 or so years old ...

Whale sharks, like this individual at the Okinawa Churaumi Aquarium, are the world's largest species of fish, growing to 10 to 12 meters in length. Despite their large size and threatened status ...

Photo: Okinawa Churaumi Aquarium A great white shark died after just three days of being showcased in a Japanese aquarium, which said it was the first in the world to feature an adult great white.