Did you know that the biggest animal on Earth, the blue whale, only eats some of the smallest creatures in the ocean? That humpback whales sing underwater songs with lots of verses? Or that orcas can live with their families for their whole lives and bowhead whales can live for more than 200 years? The World of Whales explores the special characteristics and reveals mind-blowing facts about these fantastic animals. Join our sub-aquatic expedition...