Underwater wonders - David Gallo
Feb 15, 2026•8 min
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Episode description
View full lesson: http://ed.ted.com/lessons/underwater-astonishments-david-gallo
David Gallo shows jaw-dropping footage of amazing sea creatures, including a color-shifting cuttlefish, a perfectly camouflaged octopus, and a Times Square's worth of neon light displays from fish who live in the blackest depths of the ocean.
Talk by David Gallo.
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