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," ...

While killer whales (Orcinus orca) can trigger the immediate departure of white sharks (Carcharodon carcharias), extended absences from their aggregation sites are also part of the sharks' natural ...

Only two places in the world allow tourists to enter the water with the ocean’s apex predator. But the safety of both species is a growing concern. An orca near the shoreline of Baja California Sur, ...

When tourists travel to Seattle, it's common to take in the Space Needle and the downtown skyline from Puget Sound. It's an itinerary that a newly arrived pod of killer whales appears to be following ...

Killer whales and dolphins have been working together to hunt salmon in the northern Pacific Ocean, an unexpected finding that further reveals the complex social lives of marine mammals. Video cameras ...