A reconstruction of the newly discovered megaraptor Joaquinraptor casali from Argentina with a Cretaceous-era crocodile arm in its mouth. Illustration by Andrew McAfee, Carnegie Museum of Natural ...
Add Yahoo as a preferred source to see more of our stories on Google. Scientists in Argentina have discovered a new species of dinosaur that they believe could be at least 70 million years old. The ...
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Fossil discovery in Australia reveals 'upside down' dinosaur ecosystem with 2 giant predators
A new study has revealed that "hug of death" megaraptorids and previously unknown carcharodontosaurs shared Australia's unique Antarctic dinosaur ecosystem during the Cretaceous.
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