A fellow by the name of Matthew Harris at the University of Wisconsin in Madison actually figured out a way to stimulate the gene for teeth, and so was able to actually turn the tooth gene on and produce teeth in chickens.
Seorang bernama Matthew Harris dari Universitas Wisconsin di Madison menemukan cara untuk merangsang gen untuk gigi, dan mampu menyalakan gen untuk gigi itu dan menghasilkan gigi di ayam.