Cetaceans can be split into two main types: baleen whales (which have a sieve-like structure within their mouth to catch tiny fish when they take a gulp of water) and toothed whales (which eat prey ...

WARNING, GRAPHIC CONTENT: The footage shows several orcas taking turns with the carcass, highlighting their cooperative ...

The story of the harbour porpoise tells us that conservation can work. It tells us that our waters can still support vibrant, ...

Blue whale calves enter the world already the size of a bus, yet they still face danger. A hungry killer whale sees a slow, ...

Tourists were stunned when a pair of orcas tried to hunt a gentoo penguin alongside their ship. Here’s what happened next.

Wild orcas across four continents have repeatedly floated fish and other prey to astonished swimmers and boaters, hinting that the ocean’s top predator likes to make friends. Researchers cataloged 34 ...

He helped fight to free the whales known as the Budd Inlet Six. It was the last time orcas were captured in United States waters.

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Hunting killer whales always eat the animals they kill, typically leaving behind only a few low-energy parts, such as fins. "Also, if it was just aggression, they wouldn't bother to tear off the fin," ...

'Amongst all the different killer whale populations around the world, there's only a couple that have been observed doing this behavior,' one expert said Francois Gohier/VW Pics/Universal Images Group ...

12:05 PM: Southern Resident Killer Whales – reportedly from K-Pod – have been reported in central Puget Sound the past two days – late yesterday, coming up from Point Defiance, but not in time for pre ...