A “serrated blade” found sticking from a rock in the ... a medium-sized pelagic and coastal predator, well-adapted for hunting and scavenging.” The tooth was taken off the beach still ...

Other types of knives, like a hunting knife or a serrated knife, will need a different kind of sharpening kit or sharpening tool to combat a dull blade.

A "serrated blade" found sticking from a rock in the ... was a medium-sized pelagic and coastal predator, well-adapted for hunting and scavenging." The tooth was taken off the beach still encased ...