A polar bear grieves over the loss of his companion, based on the real-life Gus and Ida of New York's Central Park Zoo.
- ISBN10 1481426400
- ISBN13 9781481426404
- Publish Date 23 February 2016
- Publish Status Active
- Publish Country US
- Imprint Simon & Schuster
- Format Paperback
- Pages 40
- Language English