What is the difference between a vertebrate and an invertebrate? What makes an animal a mammal? Is a sea anemone a flower or an animal? Animal Classification introduces how Earth's animals can be classified and divided in many ways, using key terms such as reptile and invertebrate. Fun facts, from the craftiness of crocodiles to how starfish actually move around, feature alongside important topics such as reproduction and adaptation. Readers learn about what makes each kind of animal unique, including how the glass frog gets its name.
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