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SURVIVORS HOW DID THESE ANIMALS ESCAPE EXTINCTION?
More than 65 million years ago, at the end of the Cretaceous Period, many species died off during a global disaster often called the K-Pg extinction. It followed a devastating asteroid strike in modern-day Mexico. Some scientists believe that huge volcanic eruptions in what is now India also played a role.
The end of the Cretaceous Period saw some very big changes in Earth’s oceans and on land, wiping out up to 80 percent of all animal species, including the dinosaurs. But 20 percent of
