I could say it over and over again... the Florida summer is HOT! So to combat the heat and keep finding fossils, we are going SCUBA Diving for Ice Age mammal fossils, reptile fossils, and shark teeth!

Imagine a shark in the 20- to 40-foot range with a mouth of serrated teeth designed for slicing and ... Carcharocles auriculatus so it was a big shark," Maisch said, holding the tooth up to ...