http://mpegmedia.abc.net.au/rn/podcast/current/audioonly/aim_20081025.mp3

We can´t survive without them -- and we´ve long underestimated their prowess. Controversially, bacteria could even have cognitive talents that rival our own. Predatory behaviour, cooperation, memory -- Jules Verne eat your heart out -- Natasha Mitchell takes you on a strange adventure into the secret world of microbial mentality.