While some may seek shelter for protection, others simply dodge detection with their dermal displays. Being see-through has its advantages, but a crimson color can also camouflage these critters. That’s because red wavelengths of light dissipate first as you descend into the depths. As a result, red-colored animals often appear black, effectively disappearing into the inky darkness of the deep sea.
Learn more about deep-sea animal adaptations:
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🎥: Deepest thanks to our research partners @mbari-blog for the deep-sea footage!