For the first time, scientists have captured video evidence of orcas cooperatively hunting whale sharks, the largest species ...

The method of hunting may imply that some orcas in the Gulf of California have acquired a special set of skills–like going ...

The orca attacks appear to be led by a large adult male, suggesting that he may be leading the charge on this predatory ...

Orcas’ physiology should hamper their ability to catch whale sharks. “They have lungs,” says Pancaldi. The whale shark, with gills, can do infinite lurks and dive 2,000 meters deep, while its mammal ...

"That's what we're seeing with these white sharks. They are a species that are known to eat on a wide range of prey, and it's been well-documented that they will feed on a fresh whale carcass." ...

A solitary killer whale, or orca, has been filmed hunting and killing a great white shark in an "astonishing" attack. Scientists said it was "unprecedented" and showed the exceptional predatory ...

When they're wearing salmon hats and terrorizing yachts, it's easy, perhaps, to forget that orcas are the most fearsome large ...

The behemoths are indeed sharks: They breathe through gills, like fish. They are cold-blooded, like fish. The "whale" part of the name refers to size and how the animals eat. They are one of only ...