Strange Animals That Glow in the Dark (Slideshow)

black dragon fish photo
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Photo Peter Shearer, National Institute of Water and Atmospheric Research via

When the sun goes down, the creatures of the night come out: And some have really weird and incredible built-in ways to keep the lights on. The scientific term is Bioluminescence -- or the production and emission of light by a living organism.
From a giant squid that shines light on its prey before attack to a fish that oozes glowing slime to a few scientific creations, here are some really strange creatures that glow in the dark.

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