Weird, wonderful creatures 2.5 miles under sea
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The wonderful creatures in the Mariana Trench, 2.5 miles under sea

The images taken by the Okeanos Explorer reveal a weird, wonderful world in the Mariana Trench, 2.5 miles under the sea.

Video courtesy of the NOAA Office of Ocean Exploration and Research, 2016 Deepwater Exploration of the Marianas.