Chew on this: Millions of years before the emergence of true mammals, an early ancestor had a tiny, saddle-shaped bone connected to the jaw that was thought to belong to mammals alone. That bone, ...

But the hyoid matters for more than manners. As a sort of structural scaffold for the conduit between mouth and esophagus, this small-but-mighty bone shuttles food that’s already been partially broken ...

But the hyoid matters for more than manners. As a sort of structural scaffold for the conduit between mouth and esophagus, this small-but-mighty bone shuttles food that’s already been partially broken ...