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Are you the kind of person who loves learning new facts about different types of animals? What do you know about the giant animal, hippopotamus? Would you like to try our quiz on hippopotamus to test your knowledge? As the third heaviest land animal, hippos are known for their extremely...see moreaggressive behavior. Well, there are many other facts that you may or may not be aware of. Let's play this quiz and know that. see less
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