From: How Octopuses Change Color: The Ocean's Living Screen
evidenceexperimental

Octopus skin can sense light directly without using the eyes or brain.

98% confidence

Scientists discovered that octopus skin has the same light-sensing proteins found in their eyes. In tests, blue light shining on patches of octopus skin made the color spots expand automatically. This means their skin can feel and react to light all on its own, helping them blend in even faster.

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3 perspectives2 visualizations2 insights12 media resources4 rabbit holes
evidence
Tiny muscle-controlled color sacs called chromatophores expand and shrink to change the octopus's...
evidence
Special reflective cells beneath the color sacs create shiny, metallic colors like blue and green.
perspective
Philosophers wonder what it is like to be an octopus. If their skin reacts to light on its own, d...
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How Octopuses Change Color: The Ocean's Living Screen
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