(via NatGeo)


  1. #1 Ed tishler
    Lubbock, Texas
    July 19, 2013

    Riddle: how much does a ton of water bears weigh?

  2. #2 Ed tishler
    July 19, 2013

    Oops, misspelled a word. How much does a tun of water bears weigh?

  3. #3 Scotty
    Wembury, United Kingdom
    July 20, 2013

    What an amazing picture – thanks PZ for posting it. Years ago I read a Stephen J Gould essay about these guts that fascinated me, but I could never imagine that looked as mean as this!

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