Killer whales, as apex predators with long lifespans, are prone to accumulating high levels of persistent organic pollutants ...

Learn more about how baleen whales split into two groups — fight or flight — and how these groups determine how loud they ...

More than 150 false killer whales were stranded on a Tasmanian beach, and authorities were forced to humanely euthanize about 90 that survived due to conditions that made rescue impossible.

Killer whales are the only natural predator of baleen whales—those that have "baleen" in their mouths to sieve their plankton ...

Early pregnancy detection can potentially help researchers protect pregnant killer whales from lack of nutrition and ...

A stunningly rare albino orca has been spotted off the coast of Alaska, leaving marine biologists in awe. With its pure white skin and striking appearance, this rare killer whale is a one-in-a-million ...

A humpback whale appeared to swallow then spit out a kayaker in a viral video filmed off the coast of Chile. But was he actually in any danger?

It is concerning if they die off as it means the sea – which we rely on for many things – is no longer healthy, says an ...

That would apply to whale-watching boats, though they would still be free to get closer to Bigg’s killer whales ... whales can continue to echolocate food. There’s already a set of hydrophones ...

Environmental groups claim that the National Marine Fisheries Service delayed deciding on the salmon’s protections for over ...

Adrian Simancas has told of his ordeal after claiming to have been 'swallowed' by a humpback whale while kayaking with his ...