XPost: sci.bio.entomology.misc   
   From: JoachimPimiskern@web.de   
      
    schrieb:   
   > And when I move closer to watch the small ants,   
   > they stop and raise their 'antlers'. Apparently   
   > they 'smell' by breath.   
      
   BTW, teaching/learning behaviour has been   
   discovered among ants:   
   http://www.newscientist.com/article.ns?id=dn8567   
      
   Regards,   
   Joachim   
      
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