Scientific analysis of "cannibal" killer whales might seem shocking at first glance, but it might also indicate that our ...

Orcas are now targeting boats with a level of precision that’s difficult to dismiss as random. They approach quietly, strike the rudder — the most critical point — and return again and again. This ...

Tilikum was SeaWorld’s most famous orca — a massive captive whale who had already been linked to deadly incidents before the world truly knew his name. In 2010, after what seemed like a normal show in ...

Blue whale calves are huge at birth but still vulnerable, and orca attacks on them are rare, high-risk events that require coordinated pod hunting. Mothers defend calves by positioning their massive ...

Photo of a large blue whale with bright light on a black background. Insulation.© ARomadov/Shutterstock.com Blue whale calves enter the world already the size of a bus, yet they still face danger. A ...

Some animals have been observed to kill prey but not eat it – which is known as surplus killing. Meet the creatures that take ...

When tourists travel to Seattle, it’s common to take in the Space Needle and the downtown skyline from Puget Sound. It’s an ...

A pod of orcas that had not been recorded in Seattle before is delighting whale watchers with several visits just off ...

A juvenile gray whale that swam 20 miles up a river in Washington state has been found dead. A marine mammal research group ...

Orcas acted as primary scouts by actively seeking out baleen whales and alerting the whalers by breaching and slapping their tails at the mouth of the river. This 90-year alliance proves that Orcas ...

A broken tooth lodged deep in bone can outlast the animal that lost it. In two whale skulls from Belgium, those fragments have done exactly that, preserving a moment of violence from roughly five ...

When somebody gets the thrill of seeing an orca in northwest waters, that whale is almost always well known. Scientists have probably given it a number and documented its family tree, perhaps even its ...