While following an elusive group of orcas off the coast of Chile, researchers found the first evidence of them hunting dusky dolphins, according to a new study. Photo from Mike Doherty ...

orcas in the ecotype Type A are known to feed on dusky dolphins; as Humboldt Current orcas share this preference, they might be Type A orcas. But Humboldt Current orcas have a smaller white eye ...

A pod of killer whales have been spotted hunting down dolphin prey, before sharing the catch with their friends. Photos show the moment the orcas attacking dusky dolphins in the Humboldt Current ...

The matriarch of this orca pod was seen flinging a dusky dolphin into the air during the hunt, with the rest of the pod sharing food, according to a paper in the journal Frontiers in Marine Science.