Neandertals may have even smoked their catch, based on evidence of lichen and 
grass in the Mousterian fireplaces. Such plants don't burn particularly well, 
Simek says, but they do produce a lot of smoke. "People don't tend to think 
of Neandertals as using fire in very complex ways," he remarks, "and they 
did."     
<A HREF="http://www.sciam.com/2000/1200issue/1200scicit2.html">Click here: Scientific American: Science and The Citizen: Paleolithic Pit 
Stop: December 2000</A>