The true story of how the keepers of the Warsaw Zoo saved hundreds of people from Nazi hands. When Germany invaded Poland, Stuka bombers devastated Warsaw--and the city's zoo along with it. With most of their animals dead, zookeepers Jan and Antonina Zabinski began smuggling Jews into empty cages. Another dozen "guests" hid inside the Zabinskis' villa, emerging after dark for dinner, socializing, and, during rare moments of calm, piano concerts. Jan,...