Just before the end of the year, Southern Resident killer whales welcomed a new addition to their struggling population.

Learn how to survive a killer whale encounter.

Researchers have observed killer whales teaming up with dolphins to hunt ­salmon and sharing the spoils for the first time, ...

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

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

White-sided dolphins seem to help killer whales "scout" and catch Chinook salmon near Vancouver Island, then eat the ...

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

Researchers have observed killer whales teaming up with dolphins to hunt salmon and sharing the spoils for the first time, ...

Aerial and underwater footage captured around Vancouver Island in Canada shows the two marine animals working together to ...

Researchers from Dalhousie University were trying to study how northern resident orcas find salmon to eat, but they ended up finding an unexpected symbiosis with another species — dolphins.

Scientists say the aquatic allies were observed apparently relying on one another to find prized prey: large adult Chinook ...

A new study offers rare insights into how two species use each others’ sounds, size and speed to eat better together than ...