World's Largest Rodent: Buffalo-Size Fossil Discovered


  • Aug 6 2010 8:45 AM

    MaryRose Lovgren

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In this National Geographic News article, read about an exciting paleontological discovery. The fossil remains of a giant rodent that weighed an estimated 1,500 pounds (700 kilograms)--as large as a modern buffalo--is helping scientists form a clearer image of what northern South America was like some eight million years ago. Links to related stories and Web sites and an image gallery are also found on this page.

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    Topics and Grades

    Grade: 3 to 12

    Topics: American Democracy, Science, Geography, Life Sciences, History-Social Science