The killer whale, also known as the orca (Orcinus orca), is a large, powerful marine mammal belonging to the dolphin family. They are known for their striking black-and-white coloration and are found in oceans worldwide, from the Arctic and Antarctic regions to tropical seas. Killer whales are apex predators, meaning they are at the top of the food chain, and have no natural predators. They are highly intelligent and social animals, often living in matriarchal pods and using complex vocalization