KILLER whales have broken into an all out cannibalistic civil war, scientists believe. Biologists have warned of an all-out ...

Fins washing up in the North Pacific suggest that orcas from one subspecies are snacking on other orcas, and researchers ...

Orcas are among the ocean’s top predators, yet there is only one well-documented attack on a human in the wild: in 1972, a surfer was bitten – probably because he was mistaken for a seal – but ...

Orcas are born with powerful bodies and sharp teeth, but they are not born knowing how to hunt. Here’s why they depend so ...

THIS is the dramatic moment a diver witnessed a family of orcas feasting on a shark as its rag doll-like body hangs limp ...

Add Yahoo as a preferred source to see more of our stories on Google. Orcas in the Gulf of California off the coast of Mexico have been spotted hunting young great white sharks by flipping them over ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers discovered that Northern resident killer whales hunt by going silent and eavesdropping on dolphin echolocation to ...

Orcas are wily hunters known for cleverly adapting their takedown techniques based on their location and target prey. They’ll launch themselves onto the beach to nab sea lion pups, make waves to wash ...

Some orcas have developed a deadly taste for liver — specifically, the livers of great white sharks. According to NBC News, scientists in Mexico captured stunning new footage showing how killer whales ...

Orcas have spent the past few years rewriting their public image from charismatic performers to unpredictable disruptors, slamming into yachts, wearing dead salmon like hats and even appearing to hand ...