When you think about sharks, the first thing that might come to mind are huge jaws filled with rows of deadly-looking teeth. But shark teeth come in many shapes and sizes. They can tell us how these ...
A shark no larger than a human hand that stalked the ancient sea floor 340 million years ago has been dubbed the “chipmunk ...
Past studies have estimated the megalodon’s length and body shape by comparing it to the great white shark, which has similar large, serrated teeth. But Sternes said those studies relied on ...
A small but fascinating collection of Megalodon teeth exhibit deep bite marks from other Megalodons, raising questions about ...
Along with teeth, the existing fossil record includes parts of giant shark skeletons from the same period, including a 36-foot-long (11-meter-long) section of a fossilized spinal column from ...