National Geographic - Secrets of the Octopus: https://www.youtube.com/watch?v=WepnzaNLLMI #DayOctopus #OctopusCyanea #BlueRingedOctopus #HapalochlaenaMaculosa #MimicOctopus #ThaumoctopusMimicus #Octopus #DisruptiveColoration #Shapeshifter #Camouflage #ProtectiveMimicry #Mimicry #Intelligence #MarineBiology #Biology