Description: Follow the three squirrels: Bobo, Cocoa and Ronaldinho in the forest to experience spring, summer, autumn and winter. What did they see? What did they hear? What did they find? What have you learned? Experience the real nature in the picture books with Kazuo Iwamura. How come we have better energy when we sleep and wake up early? How come owls don't sleep during nights? What kinds of methods can the squirrels use to help them make friends with the owl?