This release is available in French and Japanese. IMAGES available: http://www.eurekalert.org/pub_jrnls/sci/public_releases/dino.html A new study in the 3 August ...
All teeth evolved from a single ancient sea predator, according to a new study. The study explains how certain species evolved to grow teeth by pinpointing their likely origin in an armored ray that ...
Scientists have long debated the origins of teeth. Did they evolve from body scales that migrated into the mouths of ancient vertebrates and became adapted for eating -- an idea known as the ...
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