Baby hippo finds fame as educational force

CINCINNATI, Ohio - Just call her Professor Fiona.

The Cincinnati Zoo's famous premature baby hippo does more than delight social media fans and help sell a wide range of merchandise. She's also an educational and literary force; heroine of a half-dozen books so far and a popular subject for library and classroom activities.

The latest book is Saving Fiona and was written by the zoo's director, Thane Maynard.