Youtube ID: L7mTZAhCeyA
Out in the deep swims an elusive whale who has never been seen, but has been heard for years. The whale sings a song outside the normal whale-song frequency. Does that mean none of its fellow whales can understand it? In this episode of Untold, a new YouTubeLearning series from ACS, PBS, and YouTube, we bring you the story of the Loneliest Whale, as well as some of the fascinating science surrounding these gigantic mammals.