Never-before-seen footage shows a pod of killer whales killing juvenile great white sharks, and feasting on their livers.

A shark-hunting pod of orcas was seen flipping their rival apex predators upside-down to paralyze them before feasting.

Two orcas have been left behind in an abandoned marine park in France and now the devastating truth of why they can't be ...

Specialist shark-hunting pod paralyzes young white sharks to eat their energy-rich livers, taking advantage of local shark nursery ...

The ocean has a definite top predator. Sharks dominate discussions, in part due to their fearsome hunting abilities, and in ...

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 ...

Florida's not the only place you can see playful porpoises. From Texas to California to South Carolina, research says these ...

The historian Procopius described how a creature called Porphyrios terrified sixth-century sailors for 50 years. But what was ...

River dolphins are some of the lesser-known, yet most endangered, dolphins in the world. Find out about the threats that they ...

Marineland's crumbling infrastructure, staffing shortage and lack of resources have created dangerous conditions for its belugas, a fired beluga trainer says.

A pod of orcas were chased by a group of humpback whales off the coast of California, a whale watching company said. Getty Images/iStockphoto A group of orcas was chased by humpback whales off the ...

A new study links underwater noise pollution with higher death rates and lower birth rates among killer whales. Noise pollution impacts marine life significantly, especially whales that rely on their ...