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Learn about dinosaurs with Find out which dinosaur was the largest, which was the smallest, which had the most horns, the longest neck, or which ate the most food.


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Thrinaxodon would have been about the size of a modern day pet cat. This predator was equipped for hunting and eating small animals. Thrinaxodon's teeth, likely fur, leg configuration, and skull shape make it one of the most mammal-like Synapsidas to have roamed the Earth. A Synapsida is neither a...

Thrinaxodon picture

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