27 Apr '12, 1pm

7 Bioluminescent Creatures That Light Up the Ocean

7 Bioluminescent Creatures That Light Up the Ocean

Photo: NOAA Ocean Explorer from USA There are lights that light up a room and creatures that swim in the ocean. Now what — you may be asking yourself — could these two quite distinct concepts possibly have to do with one other? Well, when you put them together you have something called bioluminescence. Bioluminescence happens when a living organism produces and emits light. It's estimated that about 90 percent of deep sea life has this capability in some form or other. The light that these creatures generate is given off by tiny organs known as photophores. There are several theories as to why certain sea creatures have this ability. One theory is that it exists for the purpose of camouflage, allowing the creature to match the overhead light in order to escape becoming prey. The opposite theory is that bioluminescence serves to attract prey or a member of the opposite sex....

Full article: http://www.environmentalgraffiti.com/animals/news-creatur...

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