A pod of Pacific white-sided dolphins off the coast of British Columbia have been observed cooperating with orcas, a traditional enemy that’s better known for taking out great white sharks than ...

With all the splashing, it was hard to tell what was happening under water. As the orcas surfaced to take a breath, dolphins were darting around their heads, but the water was so murky that the ...

We could all use a buddy to help us track down dinner from time to time. Sarah Fortune, a marine ecologist at Dalhousie University in Nova Scotia, and her colleagues used drones and camera-equipped ...

Killer whales and dolphins have been found hunting together for the first time. Canadian scientists said the two species had developed a “strategic allegiance” to hunt salmon in deep water. A study in ...

You may think that dolphins are super cute sea creatures to view from the shore and boats, but for killer whales, they are food! That makes them a legitimate hunting target. This dolphin found out the ...

Scientists have documented what might be the first case of friendly interactions between killer whales and smaller cetaceans. Here's what they think is going on. Pacific white-sided dolphins swim off ...