In this episode from our centenary series exploring 100 ideas in genetics, we’re exploring a couple of iconic images in evolution - the much-parodied March of Progress, portraying the inexorable journey from monkey to man, and the famous finches of the Galapagos islands, which are supposedly the inspiration for Charles Darwin’s theory of natural selection. Where did these infamous images come from, and do they really show what everyone seems to think they do?Full show notes, transcript, music credits and references online at GeneticsUnzipped.comFollow us on Twitter @GeneticsUnzipGenetics Unzipped is presented by Kat Arney, with scripting and research by Emily Nordvang, and is produced by First Create the Media for the Genetics Society - one of the oldest learned societies in the world dedicated to supporting and promoting the research, teaching and application of genetics. Audio production by Hannah Varrall.