The scary-looking fish is usually to be found more than a mile below the surface, where little to no light penetrates.
This is only the second time the species has been recorded while alive. “I thought it was A.I.,” says fish biologist Kory Evans.
But scientists have observed a free-living mushroom coral, Cycloseris cyclolites, actively “walking” toward blue light ...
But as the water gets deeper, the light able ... eye itself is a “blue silvery-blue circle (surrounding a) darker, central part of (the) iris,” according to the study. The fish’s forehead ...