Pore over beautifully detailed illustrations of some of the most fascinating extinct and critically endangered animals in the natural world. Discover how these species fit into the history of the animal kingdom and why they have become extinct or are under threat. Featuring facts and astonishing illustrations about sixty amazing animals, including the Western black rhino, thylacine, dodo, South Island giant moa and Tapanuli orangutan, as well as megafauna such as the giant wombat-like diprotodon and the crocodile-like Quinkana. Plus creatures with mysterious origins like Delcourt's giant gecko. Children and adults alike will wonder at the contribution these animals have made to the natural world while being reminded of the importance of wildlife conservation.