The evolutionary origins of our toothy grin
It takes both to smile, but the evolutionary origins of teeth and jaws have only just been discovered, using particle physics and an old Australian fish fossil. Many have thought the first jawed vertebrates captured prey with toothless, scissor-like jaw-bones. However, new research published in Nature shows the earliest jawed vertebrates possessed teeth too, indicating Read More
By Megan Meates | Research; Agriculture, environment and sustainability; Culture, language and Indigenous; Health