How dark are these deep-sea fish?

How dark are these deep-sea fish?Top of Mind with Julie Rose • Season 1, Episode 1710, Segment 2

Oct 15, 2021 • 16m

Some of the darkest-skinned creatures on the planet live on the bottom of the sea. Which, when you think of it, is strange because there’s no sunlight down there, so why would fish need skin so black it absorbs nearly all light it encounters? Alex Davis is a Ph.D. student at Duke University working on a team that studies these super-dark fish. (Originally aired July 29th, 2020) (Photo: Karen Osborn, Smithsonian)

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