Marine biologist Micheline Jenner discovered humpback breeding grounds off the Kimberley coast, has swum through orange golfball-sized pygmy blue whale poo to uncover a feeding spot, and is one of very few people to witness a humpback whale giving birth. In The Secret Life of Whales she reveals the unknown world of these giants of the deep and shares insights from her work with humpback, blue and pygmy blue whales.