Bonus 2: Octopus and camouflage

Episode 2 of our new podcast, 30 Animals That Made Us Smarter. This one is about the eight-limbed master of disguise and surveillance technology. The colour and texture-changing abilities of the octopus are helping researchers with developments in camouflage. Can we make robots do the same thing? With Patrick Aryee. www.bbcworldservice.com/30animals #30Animals

Om Podcasten

Tim Harford tells the fascinating stories of inventions, ideas and innovations which have helped create the economic world.