We take a look at how humans have shaped animal species all over the world with author Helen Pilcher. Alex Ball from the Wild Genes project explains how genetics helps conservation, and we meet Bill Ritchie, the man who cloned Dolly the Sheep.Full show notes, transcript, music credits and references online at GeneticsUnzipped.comFollow us on Twitter @GeneticsUnzipGenetics Unzipped is written and presented by Kat Arney with audio production by Hannah Varrall. This podcast 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.