This dinosaur inhabited what is now North America

lo que le permitía reemplazar fácilmente los dientes desgastados o rotos

The head of Tarchia kielanae was relatively small

It is named after Leviathan

approximately 150 million years ago

Raphus cucullatus Dunkleosteus This dinosaur inhabited what isRaphus cucullatus , commonly known as the dodo or Mauritius dodo , was a flightless bird endemic to the island of Mauritius in the Indian Ocean that became extinct during the 17th century , just over 80 years after the arrival of Europeans to the island. The genus Raphus is currently included within the family Columbidae (pigeons and doves), with the dodo being one of the most notorious examples of island gigantism and accelerated extinction due to