35° 35° patchy frost Mon 58° Mon 58° patchy frost 41° 41° Tue 53° Tue 53°
Friday, September 15th, 2017
Photo by Mark Pummell/The Daily Standard

A megalodon tooth sits next to a modern shark tooth and a quarter for scale. The serrated edges of a megalodon tooth enabled the animal to bite into prey and split through tendon and bone with a shake of its head.

Related online story:
CELINA - Every week is Shark Week for Professor Chuck Ciampaglio of Wright State University-Lake Campus.
His lab is filled with collections of shar [More]
Additional pictures on this date