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Naked Mole Rat
2006-12-13 16:03:09

The Naked Mole Rat (Heterocephalus glaber), also known as the Sand Puppy, or desert mole rat, is a burrowing rodent native to parts of East Africa. It has a highly unusual set of physical traits that enable it to thrive in a harsh, underground environment. This includes a lack of pain sensation in its skin, and a nearly cold-blooded metabolism. Physical description Typical individuals...

Word of the Day
pawl
  • A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.
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