However, size alone doesn't make sperm whales immune to becoming prey themselves. Their main foes are killer whales, while ...

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

Orcas — also known as killer whales — are once again on the offensive. Their new target is whale sharks, the world's largest fish species. According to CNN, a new study — published in the journal ...

Killer whales work together in tightly coordinated pods to hunt some of the ocean’s most powerful predators, including sharks ...

Cetaceans are among the most intelligent creatures in the ocean and many whales have used their big brains to develop cunning ...

Find out exactly how big the biggest whale on Earth is and why blue whales can grow so huge when they only eat tiny creatures ...

A rare group of endangered southern resident killer whales was spotted off Oregon’s central coast Monday, March 24, about three miles offshore near Cape Foulweather, just north of Depoe Bay. Observers ...

The killer whale pod in Mexico hunts and attacks much larger whale sharks by targeting them from below, a study finds Kelsey Williamson Orcas — also known as killer whales — are once again on the ...