[7] The colour variations are instantaneous and made by chromatophores underneath immediate Charge of the brain.[eight] This octopus sometimes makes a "passing clouds" Exhibit when stationary near prey such as a crab; this mimics a darkish shadow passing across its surface and could stimulate the crab to maneuver incautiously.[nine] Often https://vannevarv468vlo8.wikicorrespondent.com/user