Add Yahoo as a preferred source to see more of our stories on Google. Researchers discovered that Northern resident killer whales hunt by going silent and eavesdropping on dolphin echolocation to ...

In a groundbreaking discovery off Vancouver Island, scientists have documented killer whales and dolphins hunting Chinook salmon together. Drone and underwater footage reveals these intelligent marine ...

Orcas are renowned hunters. Now, they have surprised scientists with an unexpected twist — possibly getting help from dolphins. In the waters off British Columbia, marine ecologist Sarah Fortune and ...

Researchers discovered that Northern resident killer whales hunt by going silent and eavesdropping on dolphin echolocation to locate prey. Dolphins act as long-range scouts while orcas deliver the ...