The world's largest animals come to life in this interactive book featuring 20 megafauna, 10 gatefolds, full-color illustrations and tons of facts An interactive (complete with gatefolds ), large-format exploration of megafauna, the mostly-extinct class of ginormous animals that thrived during the Pleistocene era after the extinction of the dinosaurs. Meet a giant armored armadillo, a giant sloth, and the three megafauna still found...