Tourists on a whale-watching boat off Australia witnessed five families of killer whales attack 150-ton mammal.

A massive gang of over 60 orcas was seen brutalizing an endangered pygmy blue whale off the coast of Western Australia by a ...

The pygmy whale in question was thought to be around 18 meters long (59 feet) and was hunted and killed by a pod of more than ...

Despite being dubbed the "killer whale," the orca has enjoyed a pretty family-friendly image, whether it's putting on shows ...

Two orcas, Wikie and Keijo, and 12 dolphins are stuck in a shuttered French Riviera marine park after Spanish authorities ...

The episode, witnessed off the Australian coast, offers a rare glimpse into the brutal efficiency of the ocean’s top predator.

Rights activists on Friday urged French authorities to transfer two orcas from Antibes’ shuttered Marineland to a sanctuary ...

Orcas have long been known to travel through the Gulf of Mexico but they are arguably the marine species that is most rarely seen in the Gulf. But a ...

The brutality of nature was on full display along the Aussie coast this week as a boat full of tourists was treated to the ...

Five families of orcas joined forces to hunt down and feed on a blue whale, the largest creature on the planet, in what was an extremely rare sighting off Australia. More than 60 orcas worked ...