Measuring just 12 inches in length, the Qilinyu Rostrata, which lived more than 400 million years ago, was no apex predator. Belonging to the now-extinct armored fish group called placoderms, it was an unassuming bottom dweller, albeit one destined for posthumous fame thanks to a special feature – its jaws, which scientists claim are the evolutionary basis of the chompers of modern vertebrates, including ours.
.. Continue Reading Chew on this: How our jaws are related to an ancient armored fishCategory: Biology
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from New Atlas http://ift.tt/2f0u4wc
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