The Amazing Ear: Evidence for Design
Figure 1 - “Tidens naturlære fig40” by Morten Bisgaard. From the book Tidens naturlære 1903 by Poul la Cour. By Morten Bisgaard [Public domain], via Wikimedia Commons, Licensed under Public Domain via Wikimedia Commons. "https://commons.wikimedia.org/wiki/File:Tidens_naturl%C3%A6re_fig40.png"