Several fossil teeth from the giant predatory shark Otodus megalodon show scratch marks that could only have been made by members of their own species, suggesting that the largest sharks of all ...

While fossil hunting underwater, I made an insane discovery—a massive Megalodon shark tooth! Starmer commits to Ukraine ...

DOWNLOAD PDF VERSION Some fossilized teeth from giant ancient megalodon sharks have unique scratches on them. These scratches, researchers believe, were possibly caused by the serrated cutting ...