Orcas practise drowning their friends as a way to learn how to hunt large prey like blue whales. Footage captured by film crews off the coast of Australia shows a pod of killer whales honing their ...

THIS is the chilling moment killer whales practice drowning each other in a horror training session caught on video for the ...

A six-year study off California’s coast shows how marine heat waves and noise pollution are silencing the ocean’s largest ...