The term 'Free Willy Whale' refers to the ORCA whale, also known as an 'ORCA, ' which is a species of oceanic dolphin. The ORCA is a large and powerful predator that is found in all oceans around the world. It is one of the most recognizable species of whale due to its distinctive black and white markings. The term 'Free Willy Whale' was popularized by the 1993 movie of the same name, which tells the story of a young boy who befriends an ORCA whale and helps it escape captivity.