CHARLESTON, S.C. — The greeneye fish views its stygian home through fluorescent lenses that turn one color into another, researchers propose, making glowing green images of hard-to-see violet objects.
These kaleidoscopic swims help us better understand and protect our seas. Here’s why—and where—to try it. A chain catshark, one of the 200 species of marine animals to display biofluorescence, is seen ...