Orcas Pretend to Drown Each Other in Rare Training Session Caught on Camera
Orcas are called “killer whales” (even though they’re technically dolphins) for good reason. They’re the ocean’s top predators, hunting down everything from great white sharks to blue whales—the largest animal in the world. But orcas aren’t born killers. It’s a skill they learn from their elders and, as new evidence suggests, practice on each other. Parenthood, a new five-part BBC wildlife series narrated by David Attenborough, includes the first known footage of orcas learning how to drown the