[7] The colour changes are instantaneous and created by chromatophores underneath immediate control of the brain.[eight] This octopus at times produces a "passing clouds" display when stationary near prey such as a crab; this mimics a dim shadow passing throughout its floor and could encourage the crab to move incautiously.[nine] https://manuelqjmnm.glifeblog.com/36586233/5-easy-facts-about-k2-spice-paper-described