Rising temperatures and increased human activity in the North Atlantic Ocean have triggered “abrupt changes” in marine ecosystems, particularly for whales. A new study published in Frontiers in Marine ...

Add Yahoo as a preferred source to see more of our stories on Google. The orca here can be seen swimming next to a shark with a visible wound. The latest observations suggest that orcas may be ...

Have you ever considered the social life of the killer whale? Josh McInnes is a marine ecologist. He's spent over a decade studying orcas - their habits, their diets and quirks. What bar do they go to ...

Fish-eating killer whales in southern Alaska have a diverse, seasonally changing diet featuring salmon and groundfish, according to a published study in the journal Ecosphere. The types of fish ...

Whales returning to the warming waters of the Gulf of St. Lawrence for the summer are sharing more food resources. The shift in diets is caused by climate change, affecting the kinds of prey fish ...

Learn about the fatal encounters between two groups of killer whales, bringing the idea of whale cannibalism into question.

Fish-eating killer whales in southern Alaska have a diverse, seasonally changing diet featuring salmon and groundfish, according to a recently published study in the journal Ecosphere. The types of ...