Perplexing blue button jelly looks like something out of 'Lord of the Rings'

Popular Science 

Environment Conservation Ocean Perplexing blue button jelly looks like something out of'Lord of the Rings' Coincidentally, these odd jellyfish relatives are gobbled up by blue dragons. Breakthroughs, discoveries, and DIY tips sent six days a week. At first glance, it looks like an alien eye--a gorgeous blue iris around a carmel-colored pupil, thick eyelashes radiating out like sun rays. The reddish/orange center looks a bit like the Eye of Sauron, but we aren't in Mordor. We're on the surface of the ocean, where a mysterious jellyfish relative is floating along, snacking on zooplankton .