Analysis of fossils from South America shows that the tropical snakes reached their maximum size 12.4 million years ago.
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Big fish in a shallow water creek
I wasn’t expecting anything huge in water barely deep enough to cover my boots, but then a giant shadow slid past. The creek ...
Andrés Alfonso-Rojas has analysed giant anaconda fossils from South America to deduce that these tropical snakes reached their maximum size 12.4 million years ago, and have remained giants ever since.
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