The examination revealed damage to the mouth and signs of hemorrhaging. Wildlife experts disclose disturbing details after 14-foot thresher shark washes ashore: 'Major risk to sharks and other ocean ...

The megalodon shark is the largest shark to have ... exclusively use the tail for propulsion. Megalodon's tail was about 3.85 ...

They are easily recognizable by their elongated caudal fin, which can be as long as their ... Fish that are hit by the tail are immediately stunned, and the thresher shark simply goes around ...