The fourth and final book in the modern classic, award-winning, bestselling One and Only series by superstar author Katherine Applegate, following Ivan on his most exciting adventure yet--parenthood. Ivan has been living in a wildlife sanctuary, with his friend Ruby next door in the elephant enclosure, frequent visits from his canine friend Bob, and his mate Kinyani by his side. And in the happiest turn of all, Ivan and Kinyani have welcomed a set...