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5 Fun Facts

Mammals

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The blue whale, which is a mammal, is the largest animal on earth.

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All mammals possess mammary glands, which produce the milk with which mothers sustain their newborns.

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All mammals have hair, even marine mammals!

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Many mammal babies are helpless when first born, but a few species, including zebras and moose, can walk from the day they are born.

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Bats are the only true flying mammal and are unquestioned champions of aeronautics.