With their giant teeth and nearly-hairless hides, these little critters won't win any beauty pageants. But a rigid social structure and special adaptations for life in the dark help naked mole rats rule the roost underground.
Naked Mole Rat Animal Profile http://animals.nationalgeographic.com/animals/mammals/naked-mole-rat/
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The naked mole rat, Heterocephalus glaber, belongs to the Bathyergidae family, a group of...