The men dove at the site three times during July and August of that year, coming up with more than 200 bones, including an upper and lower jaw bone, neck bones, vertebrae, pelvis and a bison's horn.

The NYC bone rush is REAL: Divers hunting for woolly mammoth tusks in East River find jawbone of steppe bison - a species that went extinct 10,000 years ago - after American Museum of Natural ...

Early Humans: 13,500-Year-Old Bison Bone With Mysterious Carvings Discovered at Bottom of the North Sea. Published Feb 21, 2018 at 9:58 AM EST Updated Feb 21, 2018 at 11:53 AM EST.