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

Scientists say the implications of a killer whale hunting solo ... such as African penguins, which could face more danger from cape fur seals — as great white sharks usually hunt the seals.

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

They also eat other animals like squid, penguins, and other whale species. Some orcas even hunt great white sharks. Orcas live together in family groups called pods. Each pod has its own unique ...

It was a shocking discovery. Killer whales eat a wide range of food as a species, from fish to squid to marine mammals such as seals. But different groups often have specialized diets based on ...

eat so much shark their teeth get worn to the gums from chewing their prey’s sandpapery skin. In Antarctica, one orca population prefers penguins, while another likes minke whales. Other ...

It was a shocking discovery. Killer whales eat a wide range of food as a species, from fish to squid to marine mammals such as seals. But different groups often have specialized diets based on ...

A killer whale has become a first-time mom after a peachy-orange calf was spotted swimming with her off Washington, a whale watching group said. The baby orca was discovered March 20 in the Salish Sea ...