A team from the University of Tours analyzed marks found on a wall in La Roche-Cotard cave in the French region of Centre-Val de Loire.Based on these engravings' shape, spacing and arrangement, the team concluded they were deliberate, organized and intentional shapes created by Neanderthal fingers drawing making indents on a soft surface.By analyzing sediment found at the site, they worked out that the cave had become closed off around 57,000 years ago as rocks and debris filled it up.Writing in the journal Plos One, the team said this dates the 'finger fluting' to well before Homo sapiens became established...