subject: skull

Chew on This: Softer Diets of Preindustrial Dairy Farmers Influenced the Shape of Their Skull

Chew on This: Softer Diets of Preindustrial Dairy Farmers Influenced the Shape of Their Skull

The human family tree has an extinct genus that is remarkable for their massive jawbones, molars, and cranial crests (picture a bony mohawk). All of these anatomical features are proposed adaptations to the tough, fibrous diet of genus Paranthropus; hard and chewy diets require large chewing muscles, which in turn require larger jaw and cranial bones (and crests!) for points of attachment. Read More...

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