"Orcas often share food with each other—it's a prosocial activity and a way that they build relationships with each other.

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 ...

From the Monterey Bay Aquarium: “The ocean sunfish ( Mola mola) looks like the invention of a mad scientist. Huge and flat, ...

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

Killer whales are one of the most intelligent animals; only humans have a larger brain relative to their body size, according ...

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.

The Killer Whales hit the competitive waters again on Tuesday this week, hosting the Brewster Bearacudas. They have two more ...

Killer whales have been documented offering food provisions to humans swimming near them or in nearby boats. Learn more about ...

Killer whales have been caught on video breaking off pieces of seaweed to rub and groom each other, scientists announced this week, in what they said is the first evidence of marine mammals making ...

Killer whales were seen ‘kissing’ for the first time in the wild, photo evidence shows. The ‘rare’ encounter ‘lasted nearly two minutes,’ researchers said.