Biologists discovered killer whales and dolphins working together to hunt salmon, a behavior never before documented in this population.

A pod of orcas swam close to shore and amazed onlookers in Seattle by treating the whale watchers to the rare sight of the apex predators hunting a bird. And the unusual spectacle was all caught on ...

A YouTube video from BioArk delves into the hunting and killing methods of orcas, specifically their approach to targeting moose. It may sound impossible when you think of a sea mammal hunting a land ...

The team films something not seen before: an hours-long teaching session between adults and their young. Killer whales are one of only a handful of animals that actively teach their young, and it’s ...

At least three orca whales were spotted swimming through Bellingham Bay on Tuesday. Bellingham resident Nate Wallace captured a video of the whales at about 4:30 p.m. as they were swimming south in ...

Orcas, or killer whales, are deadly and beautiful apex predators. More than 90 charged over alleged Minnesota fraud Tatiana ...

Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review spanning two decades has revealed a little-known, yet intriguing behavior.

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 ...

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

Killer whales rarely risk hunting leopard seals – Antarctica’s second top predator. But when reinforcement whales appear, this group of killer whales has a technique for capturing this aggressive ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...