Links:
Peppered Moth: Ask a biologist
https://askabiologist.asu.edu/sites/default/files/PepperMoth/pepper-moths.swf
Videos:
Evolution: It’s a Thing – Crash Course Biology #20
https://www.youtube.com/watch?v=P3GagfbA2vo
Next Up: Portrait III Energy and Living Things 3.1.16 Overview