You can thank evolution for the size and shape of your face (maybe)

[youtube https://www.youtube.com/watch?v=9i_oJn-9d_0&w=620&h=315] FYI: genes that have been linked to facial structure vary more than DNA in other parts of the body. (I had no idea.) This makes logical sense from an evolutionary standpoint. For example, let's say everyone looked pretty much the same in terms of facial features/construct, right? Or, at t…