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Climb into the ring, and put some of your favorite animals and plants to the test. Could a tiny ant be stronger than a huge gorilla? Could a pufferfish beat a hippo? You decide who would win. Book jacket.

Climb into the ring, and see if the fascinating pufferfish can stand up to the huge hippo. At first glance, it doesn't seem like much of a match-up. But each animal has some amazing features and adaptations. Readers will soon learn that there's a lot more to discuss than just... Read Full Overview