Giant sharks once roamed the seas, eating whale-sized meals in five bites

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Can you even imagine how big that is?

For their study published Wednesday, researchers used fossil evidence to create a 3D model of the megalodon - one of the biggest predatory fish of all time - and find clues about its life.

This photo provided by the Florida Museum of Natural History in August 2022, shows a reconstructed jaw of Carcharocles megalodon, an extinct species of shark that lived about 23 to 3.6 million years ago. – Photo: Eric Zamora/Florida Museum of Natural History via AP "It would be a superpredator just dominating its ecosystem,” said co-author John Hutchinson, who studies the evolution of animal movement at England’s Royal Veterinary College."There is nothing really matching it.”

The skeleton is made of soft cartilage that doesn’t fossilize well, Pimiento said. So the scientists used what few fossils are available, including a rare collection of vertebrae that's been at a Belgium museum since the 1860s.

 

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