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Why the megalodon really went extinct

A 60-foot shark didn't die from a meteor. It starved.

By Smartasaurus· 1 min read Curious
Why the megalodon really went extinct
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Seventy feet long, with jaws that could crush a whale's skull, *Otodus megalodon* dominated ancient oceans. This apex predator, weighing upwards of 60 tons, cruised the warm, shallow seas for nearly 20 million years, a true leviathan among marine life.

The end of the Megalodon's reign, around 3.6 million years ago, was not a sudden catastrophe. New evidence suggests a slower, more insidious decline: a dwindling food supply. As oceans cooled and sea levels fluctuated, the large whales and seals that formed the Megalodon's primary diet migrated to colder, more productive waters. The massive shark, adapted to warmer environments, couldn't follow.

This dietary specialization, once a strength in abundance, became a fatal vulnerability when its prey dispersed. Moreover, the emergence of smaller, more agile predators like the Great White Shark meant increased competition for the remaining food resources closer to shore.

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The extinction of *Otodus megalodon* offers a stark reflection on ecological balance. Even the most formidable creature, a titan of its time, is inextricably linked to its environment and its food web. Its disappearance underscores the profound impact of climate shifts and competitive pressures on species survival, a lesson echoing through Earth's deep history.

Megalodon teeth, often several inches long, are the most common fossilized remains of the species.

Sources (2) — tap to view
  1. 1.Megalodon extinction and climate cooling (Nature Communications)
  2. 2.Great white competition with megalodon (Current Biology)
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