Great whites may have doomed the biggest shark that ever lived, fossil teeth reveal - CNN

Great white sharks and megalodon, which once coexisted, likely hunted some of the same prey. This competition could potentially have been one reason why megalodon went extinct, a new study has suggested.

(CNN)Megalodon, the giant shark that lived more than 23 million years ago and was inspiration for the movie "The Meg," was almost four times bigger than the great white shark that cruises our oceans … [+3400 chars]

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