This specialist hunter knows just how dangerous their prey can be. To solve this problem, they hypnotise crabs by changing the colour of their skin [full video: buff.ly/3en6jdV]
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They're skin is embedded with chromatophores which contain pigment. They open and close them to expose different colors.
Cephalopods are amazing
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Note to self; if I'm a crab and I see something under the water and think to myself that "hey, that looks really pretty or cool" RUN!! (or SWIM!! to be more accurate).
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