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Watch this incredible slow-motion video of an octopus lighting up its skin (video)

 
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10/19/2012 12:05 PM
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Watch this incredible slow-motion video of an octopus lighting up its skin (video)
The blue-ringed octopus is tiny, cute — and incredibly deadly. One bite from its beak could kill a human, and most sea creatures wouldn't fare much better. But the blue-ringed octopus shares a trait with poisonous butterflies. It has coloration that warns predators not to eat its deadly flesh. In the case of the blue-ringed octopus, this coloration takes the form of glowing blue circles all over its body, which it can light up in miliseconds.

Lydia Mäthger, a marine biologist at Woods Hole Lab, wanted to find out how this little cephalopod was able to alter its coloration so fast. So she took this incredible, super-slo-mo video of a blue-ringed octopus lighting up. What she discovered was that the creatures have a very specialized system for getting luminescent — one that is, as far as we know, unique in the octopus world.

Read more [link to io9.com]

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