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Men's Weekly

How fussy eating and changing environments led to the diversity of sharks today (and spelled the end for megaladon)

  • Written by Mohamad Bazzi, Postdoctoral research fellow, University of Zurich
How fussy eating and changing environments led to the diversity of sharks today (and spelled the end for megaladon)Artwork by José Vitor Silva, Author provided

Before humans and early primates, before dinosaurs, and even before trees, there were sharks. Sharks have been around for more than 400 million years (although how long exactly remains contested). They have survived five major mass extinctions.

But the sharks of long ago are not like the ones we...

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