An especially popular killer whale put a dead fish on his head, in a throwback to a fashion last seen in the 1980s.

King salmon, or chinook, are a critical part of the diet of Southern Resident killer whales. The population of Southern ...

A pod of killer whales has developed "unique" skills to hunt the world’s biggest fish. The orcas have been spotted in the ...

A pod of killer whales shocked onlookers in Shetland by swimming up to the shore. The orcas were spotted on Friday in waters ...

Pictures and videos have revealed new, specialised hunting techniques used by killer whales to attack the world's largest ...

Researchers said a pod of killer whales in the Gulf of California may have acquired specialised hunting techniques to prey on ...

Janiger, a marine biologist, cetacean researcher and educator, was honored on Sunday, Dec. 1 for her 40 years of dedication ...

Though researchers have some best guesses, nobody seems to know for sure why exactly a killer whale in Washington state was ...

Another killer whale hits the ventral side of the whale shark. Kelsey Williamson. In the sunlit waters of the Gulf of ...

Word of the unidentified monster soon spread to Anchorage, and before long, it was featured in newspapers from New York to ...

Orcas in the Gulf of California hunt whale sharks using advanced techniques. This highlights the need for conservation ...

On Jan. 1, a new Washington state law will change rules for recreational watercraft operating in the vicinity of endangered ...