Source: National Geographic
Author: Annie Roth
Shark researchers working off the eastern coast of New Zealand have made an illuminating discovery. In a new study, published in the journal Frontiers in Marine Science, the scientists found that three species of deep-sea shark are bioluminescent, producing a soft blue-green light with specialised cells in their skin.
One of the species, the kitefin shark, grows to a length of nearly six feet, making it the largest known bioluminescent vertebrate. Giant squid, which get much bigger, are also known to produce light.
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