A bull disrupts the little bears' picnic with their grandfather.
- ISBN10 7538570047
- ISBN13 9787538570045
- Publish Date 1 March 2014 (first published 21 June 2004)
- Publish Status Unknown
- Imprint 21 Shi Ji Chu Ban She/ Tsai Fong Books
- Format Hardcover
- Pages 32
- Language Chinese