We tell the story of transmissible tumours, looking at the history of contagious cancers in dogs, devils, clams and cannibal hamsters. Plus, the man who caught cancer from his tapeworm.Full show notes, music credits and references online at GeneticsUnzipped.com Follow 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.