Orcas, also known as killer whales, are among the most well-studied marine mammals, captivating the public and scientists alike with their intelligence, strong social bonds and complex behaviors.

Killer whales are among the ocean’s most powerful predators. They can prey on stingrays, seals, porpoises, and even massive baleen whales. They are also known for disrupting great white sharks and ...

Experts speculate that orcas may be playing when they ram boats so hard they sink—a phenomenon that’s mostly been documented in this region.