When a friendly hedgehog visits the farm, the chickens build an enormous wall to keep out "prickly invaders."
- ISBN10 0802854222
- ISBN13 9780802854223
- Publish Date 1 April 2013
- Publish Status Out of Print
- Out of Print 16 June 2022
- Publish Country US
- Imprint William B Eerdmans Publishing Co
- Format Hardcover (Reinforced Binding)
- Pages 32
- Language English