
How Does An Octopus Change Colour?
Dazzling colour changes and perfect camouflage make octopus a favourite with everybody diving in Phuket but how do they perform this magic trick, well it's not mirrors, sorcery or witchcraft it's a complex combination of muscle, nerves, brain and skin pigments. By far the most common octopus we see when diving in Phuket is the day octopus (octopus cyanea) so we'll base our facts around this very convenient creature (we don't do night dives). [...]
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