Megalodon went extincted ...
Megalodon was known to go extinct many different times. Some people think Megalodon was known to go extincted over 2 million years ago, but in 1875 when HMS challenger found two Megalodon teeth they dated them 15,000 to 10,000 years old. This means Megalodon would have lived longer then we thought. Megalodons also known to gone extincted when his main prey the giant whale died.