We tend to think of the deep ocean as dark and silent, but NOAA research found that 80 percent of animals living between 200 and 1,000 metres depth produce their own light — meaning bioluminescence, n
NOAA research found 80% of deep-sea animals between 200 and 1,000 metres make their own light, revealing bioluminescence is the ocean's main form of communication.
Most communication on Earth happens in the dark, in a language we're only beginning to understand.
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