Oldest sinew bowstrings ever found in Europe have been hiding in Spain's 'Bat Cave' for 7,000 years - Livescience.com

Roughly 7,000-year-old cords found in a stunning Spanish cave are Europe's oldest bowstrings made of sinew, new research finds.
The bowstrings — along with fragments of wood-and-reed arrows, one wit… [+4418 chars]