Apparently they used to paint animals with more than four legs so when lit by flickering fire they seemed to run.
http://www.dailymail.co.uk/sciencetech/a...-move.html
http://www.dailymail.co.uk/sciencetech/a...-move.html
Quote:A new study of cave art across France - in which animals appear to have multiple limbs, heads and tails - has found that the paintings are actually primitive attempts at animation.
When the images are viewed under the unsteady light of flickering flames the images can appear to move as the animals they represent do, the research claims.
You can fix ignorance, you can't fix stupid.
Tinkety Tonk and down with the Nazis.