A major research aquarium able to simulate ocean warming and carry out key studies on the deadly crown-of-thorns starfish devastating the Great Barrier Reef opened in Australia on Thursday.

Sea Life Melbourne in Australia hosted a playful gender-reveal party for Pesto, a popular king penguin chick.

Sphen, one-half of the world's most famous gay penguin couple, has died, staff at Australia's Sea Life Sydney Aquarium said Thursday in a news release. He left behind his long-term partner Magic ...