Charles Darwin's revolutionary observations of Galapagos tortoises and finches, explored how natural selection allows species to adapt over time. From the discovery of the hawk moth in Madagascar, predicted by Darwin, to the groundbreaking discovery of DNA by Rosalind Franklin, Francis Crick, and James Watson, we look at how genetic changes drive evolution. Please consider becoming a show Patron to help keep new episodes coming! Evolution Talk is also a book! You can find links to Amazon, Barnes & Noble and others on the front page of EvolutionTalk.com, or call your local bookstore and ask them to order a copy.   Music in this Episode Bright White by Podington Bear, License (CC BY 3.0): Artist website: soundofpicture.com Stars are Out by Podington Bear, License (CC BY 3.0): Artist website: soundofpicture.com