World's 'shark tooth capital' teemed with even more extinct species than we knew

Florida is sometimes referred to as the "shark tooth capital of the world," and new research documents the now-extinct species that have been discovered there.

World's 'shark tooth capital' teemed with even more extinct species than we knew
Florida is sometimes referred to as the "shark tooth capital of the world," and new research documents the now-extinct species that have been discovered there.