/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/accounts/headshot/DSC_0154.JPG.jpeg)
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/62/6e/626e2718-30c4-4def-8495-3648f99cb8e9/jun2015_f10_phenom.jpg)
Why Do Humans Have Chins?
The most distinctive human feature might be that bony protrusion that made Jay Leno famous
Page 5 of 5
The most distinctive human feature might be that bony protrusion that made Jay Leno famous
Page 5 of 5