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image depicting New, rare “toothless” dinosaur unearthed in Brazil

New, rare “toothless” dinosaur unearthed in Brazil

Recommended for Middle Grades

The majority of us recall the roars and snarls of the T-rex dinosaur from Jurassic Park, and his teeth –  sharper than a samurai sword.

Now imagine a dinosaur without teeth. That’s right! No visits to the dentist for this dinosaur.

Important Details

  • Researchers in Brazil have just discovered the fossilized skeleton of a “toothless dinosaur”.
  • They are calling it a “rare find”, as rare as the dinosaurs themselves.  
  • This entirely new species, Berthasaura leopoldinae, had a beak-like mouth with no teeth.
  • Berthasaura lived during the Cretaceous period in Brazil (70 million and 80 million years ago).
  • This dinosaur (roughly 3 feet tall) is believed to be part of the Theropod family.
  • This is a group that had mostly carnivorous (meat-eating) dinosaurs (it included the T-rex too).
  • Remember, a strong set of gums allows you to grind food or simply swallow and digest in your stomach. 
  • So, it is a mystery how this newly-found dinosaur could have eaten meat without having teeth.
  • However, even today, lots of birds like hawks, falcons and eagles do eat meat with their beaks without having teeth. 
  • As researchers are trying to find out more about their diet, it is a possibility that they ate whatever they could, in a hostile environment.
  • This means the place where they lived had many dangers and it would have been hard to find food.

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