31 marzo 2015
In the 1990s the discovery of the oldest human made and completely preserved wooden hunting weapons made the Paleolithic excavation site in Schoningen internationally renowned. Contained within the 300,000 year-old deposits on a former lake shore in what is now Lower Saxony organic materials remain extremely well preserved, including eggshells that scientists were able to identify as eggshell remains from various species of birds.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/5tc-pXEGIK8/150331073932.htm
