Whale watchers in Madeira captured the astonishing moment orcas took down the deep-diving marine mammal. The predatory ...

Learn how resident orcas collaborate with local dolphins to hunt salmon while offering protection for their smaller cousins ...

In the cold coastal waters of the North Pacific, a rare alliance is challenging what scientists thought they knew about ...

Off the coast of British Columbia, dolphins lead killer whales to salmon and earn their share of lunch, a new study reveals.

Killer whales or orca (Orcinus orca) have been observed hunting with Pacific white-sided dolphins (Lagenorhynchus obliquidens ...

Using drones and cameras attached to the orcas, scientists have finally been able to learn something about the interaction ...

Researchers say the behavior has never before been observed in the population. Watch dolphins and killer whales hunt together ...

Sarah Fortune, a marine ecologist at Dalhousie University in Nova Scotia, and her colleagues used drones and camera-equipped ...

Nature can be brutal. But animals also help each other, sometimes in ways unimaginable to the human observers. For instance, ...

Scientists observed orcas and white-sided dolphins collaboratively hunting salmon off British Columbia, marking a rare ...

Killer whales team up with dolphins to hunt salmon, reveals new research. The apex predators, also known as orca, have been ...

In the fall of 2018, a lone killer whale approached a boat in the Pacific Ocean. It didn’t attack the vessel — as has happened numerous times in recent years. Instead, it offered up an unexpected gift ...