Since marine mammals were federally protected, the only course of action for federal and state officials was to find a nonlethal way to keep the sea lions away from the locks. Steve knew the task ...

Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review ...

Killer whales will often hunt as a pod. Studies have revealed that some killer whales hunt in pods with as few as 7 members, while other gigantic pods will reach sizes of 40 killer whales.

In a baffling show of generosity, killer whales across the globe are giving fish to humans—and scientists are racing to ...

You may have heard tales of killer whales and sea monsters in the past, but no such legend can hold up the amazing story of Porphyrios.