Parts Of Amazon Dominated By Crocodiles Millions Of Years Ago

February 25, 2015 2:17 PM

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About 13 million years ago, up to seven different crocodile species resided in the same swamps in what is now northeastern Peru, a study has found. The Amazon River is incredibly rich in biodiversity, but the research shows that biodiversity was even more remarkable back then.

John Flynn, American Museum of Natural History's Frick Curator of Fossil Mammals and one of the authors of the study, has been co-heading excavating and prospecting expeditions at fossil outcrops in northeastern Peru's Pebas Formation. He and his colleagues found that the Amazon bone beds are home t...

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