註釋
Including four knowledge exploration units, graphic fun quizzes, curiosity quizzes and appendix animal tips, more than 120 kinds of different animals are assembled to open up a rich and diverse animal world for children! How do fish breathe underwater? What is moulting and molting in animals? Why do birds sing? Why don't some animals sleep at night? Are humans also an animal? All children's curious animal knowledge questions are in the encyclopedia of curiosity diagrams!
