A new study may explain why Megalodon went extinct

Megalodon, great white ancestor discovered: Unassuming shark lived 165M years ago

How big was the megalodon? Scientists calculate size of prehistoric shark

Megalodon: 5 Interesting Facts About The World's Biggest Shark

Megalodon: Mystery behind extinction of prehistoric 60ft shark may have been solved

Megalodon killer shark may have been wiped out by great whites