Have you ever wondered why birds don’t have teeth?

December 15, 2014 3:24 AM

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Well if you haven’t, then this probably won’t be of much use to you; but if you have, keep reading.

A new study has discovered the a distant ancestor of all living birds once did have teeth, but that ancestor lived about 116 million years ago. For this study, researchers examined the mutated remains of tooth genes in modern birds to track how far back birds may have developed the condition known a...

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