From the courage of Stubby the war dog to the empathy of Koko the gorilla,  Amazing Animals Who Changed the World  is a young child's first introduction to the incredible animals who taught us that you don't have to be big (or human) to make a difference. Simple text and adorable illustrations tell the contributions of nine animals who went down in history as interspecies heroes: Blossom the vaccine cow Stubby the war dog Cher Ami the carrier pigeon Winnie the friendly bear Simon the seacat Togo the sled dog Able and Baker the space monkeys Koko the signing gorilla