(+) A cat's urine glows under a blacklight. 
 

          (+)  The female preying mantis initiates sex by ripping the males head off. 

 
          (+)  A piece of dry paper can be folded no more than 7 times in half. 
 

          (+) A mole can dig a tunnel 300 feet long in just one night.
                     
 
          (+) The sun is 330,330 times larger than the earth. 
 

          (+) Dolphins sleep with one eye open.