(Arizona State University) The skull and teeth provide a rich library of changes that we can track over time, describing the history of evolution of our species. Prime factors in the changing structure of the face include a growing brain and adaptations to respiratory and energy demands, but most importantly, changes in the jaw, teeth and face responded to shifts in diet and feeding behavior.
from EurekAlert! - Social and Behavioral Science http://bit.ly/2GcAmDm
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