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Large mammals live successfully in deserts and in the arctic. D... | Filo
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These large semi-aquatic mammals are considered the second-largest land mammal on Earth (Elephants are the largest). Despite their size, hippos are great swimmers and can even hold their breath for up to five minutes underwater. #hippos #hippopotamus #themoreyouknow #animals | Howstuffworks
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These large semi-aquatic mammals are considered the second-largest land mammal on Earth (Elephants are the largest). Despite their size, hippos are great swimmers and can even hold their breath for up to five minutes underwater. #hippos #hippopotamus #themoreyouknow #animals | Howstuffworks
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