The Wall Street Journal @WSJ

Megalodons were longer and leaner than scientists once thought. That shape could have contributed to the giant shark’s extinction, new research suggests. https://t.co/HJ0GA4TDg5

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Megalodon Sharks Were Prehistoric Nightmares. Why Did They Go Extinct?

Megalodons have been portrayed as gigantic great whites, but new research suggests they were more svelte and less agile hunters that got outcompeted.